759 + Mcqs in Average in General Aptitude Page 15 McqOptions

701.	A bike owner buys petrol at Rs. 64, Rs. 80 and Rs. 320 per litre for three consecutive years. What is the average cost per litre of petrol if he spends Rs. 32000 each year?
A.	Rs. 120
B.	Rs. 108
C.	Rs. 84
D.	Rs. 96
Answer» E.

Discussion

702.	A library has an average number of 510 visitors on Sunday and 240 on other days. What is the average number of visitors per day in a month of 30 days beginning with Saturday?
A.	276
B.	282
C.	285
D.	375
Answer» D. 375

Discussion

703.	In a class, the average score of thirty students in a test is 69. Later on, it was found that the score of one student was wrongly marked as 88 instead of 58. The actual average score is:
A.	58
B.	68
C.	69
D.	88
Answer» C. 69

Discussion

704.	Consider the following distributionClassFrequency0 - 201720 - 402840 - 603260 - 80F80 - 10019 If the mean of the above distribution is 50 then what is the value of f?
A.	24
B.	34
C.	56
D.	96
Answer» B. 34

Discussion

705.	A zoo has an average of 500 visitors on Sundays and 200 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is:
A.	225
B.	275
C.	300
D.	250
Answer» E.

Discussion

706.	I sent fifteen parcels of oranges. What was the total weight of the parcels, if each weighed \(10 \dfrac{1}{2}\) kg?
A.	147.5 kg
B.	137.5 kg
C.	127.5 kg
D.	157.5 kg
Answer» E.

Discussion

707.	10 years ago, the average age of a family of five members was 38 years. Now, two new members join, whose age difference is 8 years. If the present average age of the family is the same as it was 10 years ago, What is the age (in years) of the new younger member?
A.	15
B.	9
C.	10
D.	17
Answer» C. 10

Discussion

708.	Average salary of 20 workers in an office is Rs. 1900 per month, If manager's salary is added, average becomes Rs. 2000 per month. Find manager's salary?
A.	Rs. 4600
B.	Rs. 2400
C.	Rs. 4000
D.	Rs. 2220
Answer» D. Rs. 2220

Discussion

709.	If the average of 15 numbers is zero, then at least how many of them are positive?
A.	7.5
B.	1
C.	Zero
D.	14
Answer» C. Zero

Discussion

710.	If the arithmetic mean of the observations x1, x2, x3, ... xn is 1 then the arithmetic mean of \(\frac{{{x_1}}}{k},\frac{{{x_2}}}{k},\frac{{{x_3}}}{k}, \ldots \frac{{{x_n}}}{k}\left( {k > 0} \right)\) is:
A.	k
B.	2k
C.	1/k
D.	2/k
Answer» D. 2/k

Discussion

711.	A shopkeeper sold big, medium and small sized bulbs for Rs. 150, Rs. 80 and Rs. 50 respectively. The total number of bulbs sold were in the ratio of 2 ∶ 7 ∶ 11. What is the average price paid for a bulb?
A.	72.5
B.	70.5
C.	75.5
D.	80
Answer» C. 75.5

Discussion

712.	Find the average of all prime numbers between 1 and 20.
A.	12.22
B.	9.625
C.	10
D.	11.77
Answer» C. 10

Discussion

713.	In a class of 50 students, 46% are girls and the remaining are boys. The average of the boys’ marks is 58 and that of the girls is 62. What are the average marks of the whole class?
A.	60.12
B.	60.65
C.	59.84
D.	60.38
Answer» D. 60.38

Discussion

714.	A batsman scores 92 runs in the 15th inning and thus increases his average by 4. What is his average after the 15th inning?
A.	40
B.	32
C.	35
D.	36
Answer» E.

Discussion

715.	In an examination, the average score of students in a class who passed is 69 and that of who failed is 61. If the average score of all the students, who appeared in examination is 66, then the percentage of students who passed is:
A.	37.5
B.	60
C.	56
D.	62.5
Answer» E.

Discussion

716.	Out of 6 numbers, the sum of the first 5 numbers is 7 times the 6th number. If their average is 136, then the 6th number is:
A.	96
B.	102
C.	84
D.	116
Answer» C. 84

Discussion

717.	In a school, there are 20 girls. The average age of the girls is decreased by 2 months when one girl aged 18 years is replaced by a new girl. What is the age of the new girl?
A.	14 years 2 months
B.	14 years 4 months
C.	14 years 6 months
D.	14 years 8 months
Answer» E.

Discussion

718.	If the average of seven consecutive odd numbers is 23, which is the largest number among them?
A.	29
B.	34
C.	25
D.	28
Answer» B. 34

Discussion

719.	Find the average speed when the first half of a journey is done at a speed of 60 km/h and the second half at a speed of 40 km/h.
A.	45 km/h
B.	52 km/h
C.	48 km/h
D.	50 km/h
Answer» D. 50 km/h

Discussion

720.	A cricket team has scored 156 runs in 30 overs. They need to score 275 in 50 overs. What is the average runs per over they need to score in the next 20 overs?
A.	5.9
B.	5.85
C.	5.75
D.	5.95
Answer» E.

Discussion

721.	A batsman makes a score of 111 runs in the 10th match and thus increases his average runs per match by 5. What will be his average after the 10th match?
A.	66
B.	61
C.	62
D.	64
Answer» B. 61

Discussion

722.	Find the average of 10, 20, 30, 40, 50.
A.	30
B.	40
C.	20
D.	25
Answer» B. 40

Discussion

723.	A student wrote 18 distinct numbers on a blackboard. The average of these numbers was 15. If the least of them was erased, the average of the remaining numbers would be 0.5 more. Find the least of them.
A.	6
B.	5.5
C.	5
D.	6.5
Answer» E.

Discussion

724.	Average of two numbers a and b is 22 and 60% of a = 50% of b. What is the product of a and b?
A.	160
B.	384
C.	480
D.	484
Answer» D. 484

Discussion

725.	A cricketer average 28 runs per inning for 26 innings. If he makes a total 272 runs in his next five innings, by how much will his average increase?
A.	5.758
B.	4.258
C.	7.50
D.	2.256
Answer» C. 7.50

Discussion

726.	A group of 15 people has average age of 45 years. Two persons are excluded and the average of the remaining is increased by 5 years. What is the average age of the two persons who have been excluded?
A.	20 years
B.	12.5 years
C.	15 years
D.	10 years
Answer» C. 15 years

Discussion

727.	In class IX, the average of marks in science for six students was 48. After result declared, it was found in case of one student, the marks 45 were misread as 54. The correct average is :
A.	46.40
B.	46.50
C.	76.50
D.	64.39
Answer» C. 76.50

Discussion

728.	Average of the weight of 138 students of a school is 45 kg. If the average weight of the boys is 49 kg and the average weight of the girls is 25 kg, then what will be the respective ratio of the total weight of boys and the total weight of girls?
A.	5 : 43
B.	49 : 5
C.	3 : 49
D.	7 : 1
Answer» C. 3 : 49

Discussion

729.	Four different positive numbers are written in ascending order. One-third of the average of all the four numbers is 19 less than the greatest of these numbers. If the average of the first three numbers is 12, the greatest number among the given numbers is:
A.	25
B.	24
C.	21
D.	22
Answer» C. 21

Discussion

730.	Find the average of 17, 19, 25, 29, 33 & 27
A.	29
B.	25
C.	31
D.	24
Answer» C. 31

Discussion

731.	If the average age of 20 students in Class I is 10 years and the average age of 25 students in Class II is 12 years, find the average age (in years) of all students.A. 11B. 11.111C. 10.50D. 10.85
A.	D
B.	B
C.	A
D.	C
Answer» C. A

Discussion

732.	In a match, average of runs scored by 5 players is 49. If the runs scored by four players are 75, 30, 62 and 21 respectively, then how many runs did the 5th player had scored?
A.	43
B.	49
C.	57
D.	89
Answer» D. 89

Discussion

733.	A gift box has 10 bangles. The average weight of the first 4 bangles is 57 gms and the average weight of the remaining 6 bangles is 58 gms. Tell the average weight of all bangles \| (in grams)
A.	57.4
B.	57.2
C.	57.6
D.	57.8
Answer» D. 57.8

Discussion

734.	In a class of 45 students, 40% are girls and the remaining are boys. The average marks of the girls are 64 and that of the boys is 60. What is the average marks of the whole class?
A.	61.8
B.	62.4
C.	61.6
D.	62.9
Answer» D. 62.9

Discussion

735.	Find the average.15, 69, 33, 36, 22
A.	35
B.	36
C.	37
D.	38
Answer» B. 36

Discussion

736.	DIRECTIONS for the question: Solve the following question and mark the best possible option.An elevator has a weight limit of 630 kg. It is carrying a group of people of whom the heaviest weighs 57 kg and the lightest weighs 53 kg. What is the maximum possible number of people in the group?
A.	11
B.	10
C.	12
D.	13
Answer» B. 10

Discussion

737.	Average of 50 numbers was calculated as 20 when three numbers 26, 36 and 64 were wrongly read as 31, 46 and 59 respectively. What is the correct average?
A.	24.4
B.	19.8
C.	26.2
D.	20.2
Answer» C. 26.2

Discussion

738.	Find the average of first 11 multiples of 9?
A.	54
B.	52
C.	45
D.	60
Answer» B. 52

Discussion

739.	In a class, the average age of boys and girls is 12 years and 10 years respectively. Twice the number of boys is equal to thrice the number of girls. Find the average age (in years) of the class.
A.	11.4
B.	11.2
C.	11.3
D.	11.1
Answer» C. 11.3

Discussion

740.	In the first 20 overs of a cricket game, the average run rate was 5.50, what should be the required average run rate in the remaining 30 overs to achieve a target of 290 runs?
A.	5.75
B.	6.5
C.	6
D.	6.25
Answer» D. 6.25

Discussion

741.	Ramesh got an average of 81 marks in Mathematics and English. He got an average of 78 marks in English and Science and an average of 93 marks in Science and Mathematics. How many marks did Ramesh get in Mathematics?
A.	90
B.	95
C.	96
D.	88
Answer» D. 88

Discussion

742.	Mean of 60 observations is 66. Later, it was found that an observation 24 was wrongly taken as 42. What is the corrected mean?
A.	55
B.	65.7
C.	61.2
D.	58.5
Answer» C. 61.2

Discussion

743.	In a class of 80 students, 60% participate in games and the rest do not. The average weight of the former group is 5% more than that of the latter. If the average weight of all the students is 51.5 kg, then what is the average weight (in kg) of the former group?
A.	54.5
B.	52.5
C.	60
D.	57.6
Answer» C. 60

Discussion

744.	Find the average17, 76, 24, 45, 13
A.	33
B.	34
C.	35
D.	36
Answer» D. 36

Discussion

745.	The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.
A.	47.55 kg
B.	48 kg
C.	48.55 kg
D.	49.25 kg
Answer» D. 49.25 kg

Discussion

746.	A pupil's marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half (1/2). The number of pupils in the class is:
A.	10
B.	20
C.	40
D.	73
Answer» D. 73

Discussion

747.	If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is:
A.	53.33
B.	54.68
C.	55
D.	None of these
Answer» C. 55

Discussion

748.	A library has an average of 510 visitors on Sundays and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is:
A.	250
B.	276
C.	280
D.	285
Answer» E.

Discussion

749.	The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team?
A.	23 years
B.	24 years
C.	25 years
D.	None of these
Answer» B. 24 years

Discussion

750.	The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is:
A.	35 years
B.	40 years
C.	50 years
D.	None of these
Answer» C. 50 years

Discussion

Explore topic-wise MCQs in General Aptitude.

A bike owner buys petrol at Rs. 64, Rs. 80 and Rs. 320 per litre for three consecutive years. What is the average cost per litre of petrol if he spends Rs. 32000 each year?

A library has an average number of 510 visitors on Sunday and 240 on other days. What is the average number of visitors per day in a month of 30 days beginning with Saturday?

In a class, the average score of thirty students in a test is 69. Later on, it was found that the score of one student was wrongly marked as 88 instead of 58. The actual average score is:

Consider the following distributionClassFrequency0 - 201720 - 402840 - 603260 - 80F80 - 10019 If the mean of the above distribution is 50 then what is the value of f?

A zoo has an average of 500 visitors on Sundays and 200 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is:

I sent fifteen parcels of oranges. What was the total weight of the parcels, if each weighed \(10 \dfrac{1}{2}\) kg?

10 years ago, the average age of a family of five members was 38 years. Now, two new members join, whose age difference is 8 years. If the present average age of the family is the same as it was 10 years ago, What is the age (in years) of the new younger member?

Average salary of 20 workers in an office is Rs. 1900 per month, If manager's salary is added, average becomes Rs. 2000 per month. Find manager's salary?

If the average of 15 numbers is zero, then at least how many of them are positive?

If the arithmetic mean of the observations x1, x2, x3, ... xn is 1 then the arithmetic mean of \(\frac{{{x_1}}}{k},\frac{{{x_2}}}{k},\frac{{{x_3}}}{k}, \ldots \frac{{{x_n}}}{k}\left( {k > 0} \right)\) is:

A shopkeeper sold big, medium and small sized bulbs for Rs. 150, Rs. 80 and Rs. 50 respectively. The total number of bulbs sold were in the ratio of 2 ∶ 7 ∶ 11. What is the average price paid for a bulb?

Find the average of all prime numbers between 1 and 20.

In a class of 50 students, 46% are girls and the remaining are boys. The average of the boys’ marks is 58 and that of the girls is 62. What are the average marks of the whole class?

A batsman scores 92 runs in the 15th inning and thus increases his average by 4. What is his average after the 15th inning?

In an examination, the average score of students in a class who passed is 69 and that of who failed is 61. If the average score of all the students, who appeared in examination is 66, then the percentage of students who passed is:

Out of 6 numbers, the sum of the first 5 numbers is 7 times the 6th number. If their average is 136, then the 6th number is:

In a school, there are 20 girls. The average age of the girls is decreased by 2 months when one girl aged 18 years is replaced by a new girl. What is the age of the new girl?

If the average of seven consecutive odd numbers is 23, which is the largest number among them?

Find the average speed when the first half of a journey is done at a speed of 60 km/h and the second half at a speed of 40 km/h.

A cricket team has scored 156 runs in 30 overs. They need to score 275 in 50 overs. What is the average runs per over they need to score in the next 20 overs?

A batsman makes a score of 111 runs in the 10th match and thus increases his average runs per match by 5. What will be his average after the 10th match?

Find the average of 10, 20, 30, 40, 50.

A student wrote 18 distinct numbers on a blackboard. The average of these numbers was 15. If the least of them was erased, the average of the remaining numbers would be 0.5 more. Find the least of them.

Average of two numbers a and b is 22 and 60% of a = 50% of b. What is the product of a and b?

A cricketer average 28 runs per inning for 26 innings. If he makes a total 272 runs in his next five innings, by how much will his average increase?

A group of 15 people has average age of 45 years. Two persons are excluded and the average of the remaining is increased by 5 years. What is the average age of the two persons who have been excluded?

In class IX, the average of marks in science for six students was 48. After result declared, it was found in case of one student, the marks 45 were misread as 54. The correct average is :

Average of the weight of 138 students of a school is 45 kg. If the average weight of the boys is 49 kg and the average weight of the girls is 25 kg, then what will be the respective ratio of the total weight of boys and the total weight of girls?

Four different positive numbers are written in ascending order. One-third of the average of all the four numbers is 19 less than the greatest of these numbers. If the average of the first three numbers is 12, the greatest number among the given numbers is:

Find the average of 17, 19, 25, 29, 33 & 27

If the average age of 20 students in Class I is 10 years and the average age of 25 students in Class II is 12 years, find the average age (in years) of all students.A. 11B. 11.111C. 10.50D. 10.85

In a match, average of runs scored by 5 players is 49. If the runs scored by four players are 75, 30, 62 and 21 respectively, then how many runs did the 5th player had scored?

A gift box has 10 bangles. The average weight of the first 4 bangles is 57 gms and the average weight of the remaining 6 bangles is 58 gms. Tell the average weight of all bangles | (in grams)

In a class of 45 students, 40% are girls and the remaining are boys. The average marks of the girls are 64 and that of the boys is 60. What is the average marks of the whole class?

Find the average.15, 69, 33, 36, 22

DIRECTIONS for the question: Solve the following question and mark the best possible option.An elevator has a weight limit of 630 kg. It is carrying a group of people of whom the heaviest weighs 57 kg and the lightest weighs 53 kg. What is the maximum possible number of people in the group?

Average of 50 numbers was calculated as 20 when three numbers 26, 36 and 64 were wrongly read as 31, 46 and 59 respectively. What is the correct average?

Find the average of first 11 multiples of 9?

In a class, the average age of boys and girls is 12 years and 10 years respectively. Twice the number of boys is equal to thrice the number of girls. Find the average age (in years) of the class.

In the first 20 overs of a cricket game, the average run rate was 5.50, what should be the required average run rate in the remaining 30 overs to achieve a target of 290 runs?

Ramesh got an average of 81 marks in Mathematics and English. He got an average of 78 marks in English and Science and an average of 93 marks in Science and Mathematics. How many marks did Ramesh get in Mathematics?

Mean of 60 observations is 66. Later, it was found that an observation 24 was wrongly taken as 42. What is the corrected mean?

In a class of 80 students, 60% participate in games and the rest do not. The average weight of the former group is 5% more than that of the latter. If the average weight of all the students is 51.5 kg, then what is the average weight (in kg) of the former group?

Find the average17, 76, 24, 45, 13

The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.

A pupil's marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half (1/2). The number of pupils in the class is:

If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is:

A library has an average of 510 visitors on Sundays and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is:

The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team?

The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is: