759 + Mcqs in Average Page 10 McqOptions

451.	Find the average of 3/4, 5/8, 7/12, 15/16.
A.	11/32
B.	139/192
C.	21/64
D.	135/64
Answer» C. 21/64

Discussion

452.	In an exam, the average marks obtained by John in English, Maths, Hindi and Drawing were 50. His average marks in Maths, Science, Social Studies and Craft were 70. If the average marks in all seven subjects is 58, his score in maths was
A.	50
B.	52
C.	60
D.	74
Answer» E.

Discussion

453.	In a class of 20 boys, a boy ate 25 chocolates. If the average number of chocolates eaten by the others is one less than the average number of chocolates eaten by all, then the average number of chocolates eaten by all is:
A.	5
B.	6
C.	4
D.	2
Answer» C. 4

Discussion

454.	Amit travelled from A to B at an average speed of 80 km/h. He travelled the first 75% of the distance in two-third of the time and the rest at a constant speed of x km/h. The value of x is:
A.	56
B.	64
C.	54
D.	60
Answer» E.

Discussion

455.	In a group of 78 persons, the ratio of the numbers of males and females is 7 : 6. The average height of all the persons is 160.2 cm. If the average height of males is 5% more than that of females, then what is the average height (in cm) of females in the group?
A.	157.6
B.	158
C.	156.4
D.	156
Answer» E.

Discussion

456.	An individual purchases 3 quantities of pencils. The relevant data is given below∶QuantityPrice per pencil (In Rs.)Money spent (In Rs.)A1.0050B1.50xC2.0020 It is known that the average price per pencil is Rs. 1.25. What is the value of x?
A.	Rs. 10
B.	Rs. 30
C.	Rs. 40
D.	Rs. 60
Answer» C. Rs. 40

Discussion

457.	Out of three numbers, the first number is twice the second and 4 times the third. If the average of the numbers is 56. Find the difference between the largest and the smallest number.
A.	75
B.	70
C.	72
D.	71
Answer» D. 71

Discussion

458.	A class has 20 boys and 20 girls. The average age of girls in the class is 16 years and the average age of boys in the class is 17 years. One girl and one boy leave the class and the average age of the girls reduced by 1 year and that of boys reduced by 2 years. Find the new average age of the whole class.
A.	15 years
B.	22 years
C.	10.5 years
D.	20 years
Answer» B. 22 years

Discussion

459.	Find the average.39, 45, 51, 57, 63 & 69
A.	58
B.	57
C.	54
D.	55
Answer» D. 55

Discussion

460.	If a, b, c, d, e are five consecutive odd numbers, then their average is-
A.	a + 4
B.	5
C.	5(a + b + c + d + e)
D.	\(\frac{{abcde}}{5}\)
Answer» B. 5

Discussion

461.	Find the average.64, 48, 14, 55, 24
A.	37
B.	38
C.	39
D.	41
Answer» E.

Discussion

462.	During morning walk, a man covers a distance of 3 km, 4 km, 3.5 km, 5km and 4.5 km from Monday to Friday, respectively. How much distance should he cover on two more days, so that his average per week becomes 4 km per day?
A.	4 km
B.	8 km
C.	5 km
D.	6 km
Answer» C. 5 km

Discussion

463.	Average of 40 results is 20. Average of 60 results is 30. What is the average of all the results?
A.	32
B.	30
C.	26
D.	24
Answer» D. 24

Discussion

464.	If a 12 years old boy is replaced by a new boy, then the average age of 18 boys increases by 1.5 years.What is the age of the new boy?
A.	35 years
B.	37.5 years
C.	43 years
D.	39 years
Answer» E.

Discussion

465.	In the first 45 overs of a 50 over innings, the run rate was 5.8 runs per over. What is the required run rate in the remaining overs to reach the target of 295 runs?
A.	6.9
B.	6.8
C.	6.7
D.	6.6
Answer» C. 6.7

Discussion

466.	Find the average of first 30 multiples of 7.
A.	94.8
B.	99.6
C.	104.4
D.	108.5
Answer» E.

Discussion

467.	Raghuvir obtained an average of 25 marks in 12 tests. Rumela has been maintaining an average of 23 marks so far, but she has taken only 8 of the tests. How much does Rumela have to score on an average in the remaining 4 tests to match Raghuvir’s performance?
A.	26
B.	28
C.	27
D.	29
Answer» E.

Discussion

468.	If the average consumption of petrol for 5 months for a car is 96 litres and that of next 7 months is 120 litres, then monthly average consumption is
A.	105 litres
B.	100 litres
C.	110 litres
D.	120 litres
Answer» D. 120 litres

Discussion

469.	Average age of 6 boys is 14 years. Average age of 11 girls is 12 years. What is the average age (in years) of all boys and girls?
A.	12.7
B.	14.6
C.	19.3
D.	8.5
Answer» B. 14.6

Discussion

470.	A student’s mark was wrongly entered as 108 instead of 98. Due to this mistake, the average marks of the class got increased by 1/5. Total number of students in the class is equal to
A.	10
B.	30
C.	50
D.	70
Answer» D. 70

Discussion

471.	Find the average of 10, 14, 28, 8
A.	16
B.	15
C.	14
D.	13
Answer» C. 14

Discussion

472.	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.	65.7
B.	61.2
C.	58.5
D.	55
Answer» B. 61.2

Discussion

473.	A batsman scores 87 runs in the 21st match of his career. His average runs per match increases by 2. What was his average before the 21st match?
A.	45
B.	46
C.	44
D.	43
Answer» B. 46

Discussion

474.	A class has 20 students. During an examination in mathematics 2 students scored 100 marks each, 3 got zero each and the average of the rest was 40. What is the average of the whole class?
A.	45 marks
B.	35 marks
C.	32 marks
D.	40 marks
Answer» E.

Discussion

475.	Out of 90 students in a class, 60% are girls and rest are boys. The average score in English of boys is 30% more than that of girls. If the average score in English of all the students is 56, then what is the same for the girls?
A.	65
B.	48
C.	62
D.	50
Answer» E.

Discussion

476.	Average of 39, 51, 86, 77, 43, 92 and y is 65. What is the value of y?
A.	73
B.	71
C.	67
D.	63
Answer» D. 63

Discussion

477.	Average age of a group of 10 students is 12 years. If 5 new students join them, then the average age of the group increases by 1 years. The average age of the new students is
A.	13 years
B.	15 years
C.	16 years
D.	18 years
Answer» C. 16 years

Discussion

478.	In a mess, there were 40 inmates. As 5 more have joined, the average expenses were decreased by Rs. 1, but the total expenses increased by Rs. 55. What was the total initial expense of the mess?
A.	Rs. 448
B.	Rs. 800
C.	Rs. 880
D.	Rs. 920
Answer» C. Rs. 880

Discussion

479.	If the sum of five consecutive even numbers is 40 more than the average of those numbers, then find the middle number of the series?
A.	30
B.	10
C.	20
D.	40
Answer» C. 20

Discussion

480.	Five years ago, the average age of P and Q was 25. The average age of P, Q and R today is 25. Age of R after 5 years will be∶
A.	15
B.	20
C.	40
D.	35
Answer» C. 40

Discussion

481.	A boy buys 5 pencils at Rs. 3 each, 3 erasers at Rs. 2 each and 3 sharpeners at Rs. 5 each. What is the average expenditure (in Rs) per article?
A.	3.27
B.	3.5
C.	4
D.	5
Answer» B. 3.5

Discussion

482.	A person received 4 packets in January with an average weight of 300g, and 8 packets in February with an average weight of 400g. What will be the average weight (in g) of all the packets received by the person in both months?
A.	412.67g
B.	376.67g
C.	350g
D.	366.67g
Answer» E.

Discussion

483.	Average of 12 numbers is 14. If each number is doubled, then what will be the new average?
A.	28
B.	18
C.	20
D.	24
Answer» B. 18

Discussion

484.	Find the average. 112, 114, 126, 118, 120 & 124
A.	115
B.	118
C.	117
D.	119
Answer» E.

Discussion

485.	Following is the distribution of earnings of 200 workers in a flour mill:Monthly wages(In Rupees)80-100100-120120-140140-160160-180No of workers2030204090The average earnings of the workers is -
A.	Rs. 145
B.	Rs. 150
C.	Rs. 155
D.	Rs. 160
Answer» B. Rs. 150

Discussion

486.	A person purchased 12 bags of sugar at the rate of Rs. 1200 per bag, 8 bags at the rate of Rs. 1500 per bag and 10 bags at the rate of Rs. 2100 per bag. What will be the average cost of all the bags together?
A.	Rs. 1420
B.	Rs. 1680
C.	Rs. 1580
D.	Rs. 1640
Answer» D. Rs. 1640

Discussion

487.	Four numbers, a, b, c and d, are such that their overall average is 26.5 the average of a and b is 20. The average of c and d is:
A.	35.5
B.	31.5
C.	33
D.	32.5
Answer» D. 32.5

Discussion

488.	A box contains 20 balls with random numbers and having an average of 34. When one ball is drawn at random from the box, the average of the remaining balls is reduced to 31. What was the number on the ball drawn out from the box?
A.	19
B.	33
C.	57
D.	74
E.	91
Answer» F.

Discussion

489.	Consider two-digit numbers which remain the same when the digits interchange their positions. What is the average of such two-digit numbers?
A.	33
B.	44
C.	55
D.	66
Answer» D. 66

Discussion

490.	Dravid scored 45, 43, 62 and 74 in a series of four one - day cricket match. What is his average score for the series?
A.	60
B.	58
C.	54
D.	56
Answer» E.

Discussion

491.	A shopkeeper sold big, medium and small-sized chairs for Rs. 650, Rs. 500 and Rs. 400 respectively. The number of big, medium and small-sized chairs sold were in the ratio 8 ∶ 13 ∶ 4. What is the average cost (in Rs.) of a chair?
A.	506
B.	546
C.	478
D.	532
Answer» E.

Discussion

492.	Find the average of the first 91 natural numbers.
A.	45.5
B.	46
C.	45
D.	91
Answer» C. 45

Discussion

493.	In a company the average salary of the boy is Rs. 50000. The average salary of all the employees is Rs. 48000. There are 80 boys in the company and the average salary of the girl is Rs. 40000. What is the number of girls working in the company?
A.	12
B.	15
C.	20
D.	24
Answer» D. 24

Discussion

494.	In a class of 40 students, 60% are girls. The average of the girl’s marks is 72 and that the boys is 54. What are the average marks of the whole class?
A.	65.4
B.	64.8
C.	65.2
D.	65
Answer» C. 65.2

Discussion

495.	6 pencils cost Rs. 30 and 12 pens cost Rs. 120. What is the average cost of 50 pencils and 50 pens?
A.	Rs. 6.75
B.	Rs. 5.75
C.	Rs. 5
D.	Rs. 7.5
Answer» E.

Discussion

496.	A batsman in his 11th innings makes a score of 77 runs, thereby increasing his average scores by 3. What is his average scoreafter the \(11^{th}\) inning?
A.	46
B.	47
C.	48
D.	49
Answer» C. 48

Discussion

497.	In a class room the ratio of number of girls to that of boys is 3 : 4. The average height of students in the class is 4.6 feet. If the average height of the boys in the class is 4.8 feet, then what is the average height of the girls in the class?
A.	Less than 4.2 feet
B.	More than 4.2 feet but less than 4.3 feet
C.	More than 4.3 feet but less than 4.4 feet
D.	More than 4.4 feet but less than 4.5 feet
Answer» D. More than 4.4 feet but less than 4.5 feet

Discussion

498.	A student scored 86, 92, 77, 95 and 75 marks out of 100 in five subjects. What is his average mark?
A.	85
B.	82
C.	87
D.	80
Answer» B. 82

Discussion

499.	Out of given four different numbers, the average of the first three numbers is four times the fourth number and the average of all the four numbers is 52. What is the average of the first three numbers?
A.	39
B.	65
C.	70
D.	64
Answer» E.

Discussion

500.	Average score of A. B and C in an examination is 53. A’s score is 15 less than that of D and 9 more than that of B. If D’s score is 30 more than the average score of A. B and C. then what is the average score of A. B and D?
A.	58
B.	62
C.	70
D.	83
Answer» D. 83

Discussion

Explore topic-wise MCQs in General Aptitude.

Find the average of 3/4, 5/8, 7/12, 15/16.

In an exam, the average marks obtained by John in English, Maths, Hindi and Drawing were 50. His average marks in Maths, Science, Social Studies and Craft were 70. If the average marks in all seven subjects is 58, his score in maths was

In a class of 20 boys, a boy ate 25 chocolates. If the average number of chocolates eaten by the others is one less than the average number of chocolates eaten by all, then the average number of chocolates eaten by all is:

Amit travelled from A to B at an average speed of 80 km/h. He travelled the first 75% of the distance in two-third of the time and the rest at a constant speed of x km/h. The value of x is:

In a group of 78 persons, the ratio of the numbers of males and females is 7 : 6. The average height of all the persons is 160.2 cm. If the average height of males is 5% more than that of females, then what is the average height (in cm) of females in the group?

An individual purchases 3 quantities of pencils. The relevant data is given below∶QuantityPrice per pencil (In Rs.)Money spent (In Rs.)A1.0050B1.50xC2.0020 It is known that the average price per pencil is Rs. 1.25. What is the value of x?

Out of three numbers, the first number is twice the second and 4 times the third. If the average of the numbers is 56. Find the difference between the largest and the smallest number.

Find the average.39, 45, 51, 57, 63 & 69

If a, b, c, d, e are five consecutive odd numbers, then their average is-

Find the average.64, 48, 14, 55, 24

During morning walk, a man covers a distance of 3 km, 4 km, 3.5 km, 5km and 4.5 km from Monday to Friday, respectively. How much distance should he cover on two more days, so that his average per week becomes 4 km per day?

Average of 40 results is 20. Average of 60 results is 30. What is the average of all the results?

If a 12 years old boy is replaced by a new boy, then the average age of 18 boys increases by 1.5 years.What is the age of the new boy?

In the first 45 overs of a 50 over innings, the run rate was 5.8 runs per over. What is the required run rate in the remaining overs to reach the target of 295 runs?

Find the average of first 30 multiples of 7.

Raghuvir obtained an average of 25 marks in 12 tests. Rumela has been maintaining an average of 23 marks so far, but she has taken only 8 of the tests. How much does Rumela have to score on an average in the remaining 4 tests to match Raghuvir’s performance?

If the average consumption of petrol for 5 months for a car is 96 litres and that of next 7 months is 120 litres, then monthly average consumption is

Average age of 6 boys is 14 years. Average age of 11 girls is 12 years. What is the average age (in years) of all boys and girls?

A student’s mark was wrongly entered as 108 instead of 98. Due to this mistake, the average marks of the class got increased by 1/5. Total number of students in the class is equal to

Find the average of 10, 14, 28, 8

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 batsman scores 87 runs in the 21st match of his career. His average runs per match increases by 2. What was his average before the 21st match?

A class has 20 students. During an examination in mathematics 2 students scored 100 marks each, 3 got zero each and the average of the rest was 40. What is the average of the whole class?

Out of 90 students in a class, 60% are girls and rest are boys. The average score in English of boys is 30% more than that of girls. If the average score in English of all the students is 56, then what is the same for the girls?

Average of 39, 51, 86, 77, 43, 92 and y is 65. What is the value of y?

Average age of a group of 10 students is 12 years. If 5 new students join them, then the average age of the group increases by 1 years. The average age of the new students is

In a mess, there were 40 inmates. As 5 more have joined, the average expenses were decreased by Rs. 1, but the total expenses increased by Rs. 55. What was the total initial expense of the mess?

If the sum of five consecutive even numbers is 40 more than the average of those numbers, then find the middle number of the series?

Five years ago, the average age of P and Q was 25. The average age of P, Q and R today is 25. Age of R after 5 years will be∶

A boy buys 5 pencils at Rs. 3 each, 3 erasers at Rs. 2 each and 3 sharpeners at Rs. 5 each. What is the average expenditure (in Rs) per article?

A person received 4 packets in January with an average weight of 300g, and 8 packets in February with an average weight of 400g. What will be the average weight (in g) of all the packets received by the person in both months?

Average of 12 numbers is 14. If each number is doubled, then what will be the new average?

Find the average. 112, 114, 126, 118, 120 & 124

Following is the distribution of earnings of 200 workers in a flour mill:Monthly wages(In Rupees)80-100100-120120-140140-160160-180No of workers2030204090The average earnings of the workers is -

A person purchased 12 bags of sugar at the rate of Rs. 1200 per bag, 8 bags at the rate of Rs. 1500 per bag and 10 bags at the rate of Rs. 2100 per bag. What will be the average cost of all the bags together?

Four numbers, a, b, c and d, are such that their overall average is 26.5 the average of a and b is 20. The average of c and d is:

A box contains 20 balls with random numbers and having an average of 34. When one ball is drawn at random from the box, the average of the remaining balls is reduced to 31. What was the number on the ball drawn out from the box?

Consider two-digit numbers which remain the same when the digits interchange their positions. What is the average of such two-digit numbers?

Dravid scored 45, 43, 62 and 74 in a series of four one - day cricket match. What is his average score for the series?

A shopkeeper sold big, medium and small-sized chairs for Rs. 650, Rs. 500 and Rs. 400 respectively. The number of big, medium and small-sized chairs sold were in the ratio 8 ∶ 13 ∶ 4. What is the average cost (in Rs.) of a chair?

Find the average of the first 91 natural numbers.

In a company the average salary of the boy is Rs. 50000. The average salary of all the employees is Rs. 48000. There are 80 boys in the company and the average salary of the girl is Rs. 40000. What is the number of girls working in the company?

In a class of 40 students, 60% are girls. The average of the girl’s marks is 72 and that the boys is 54. What are the average marks of the whole class?

6 pencils cost Rs. 30 and 12 pens cost Rs. 120. What is the average cost of 50 pencils and 50 pens?

A batsman in his 11th innings makes a score of 77 runs, thereby increasing his average scores by 3. What is his average scoreafter the \(11^{th}\) inning?

In a class room the ratio of number of girls to that of boys is 3 : 4. The average height of students in the class is 4.6 feet. If the average height of the boys in the class is 4.8 feet, then what is the average height of the girls in the class?

A student scored 86, 92, 77, 95 and 75 marks out of 100 in five subjects. What is his average mark?

Out of given four different numbers, the average of the first three numbers is four times the fourth number and the average of all the four numbers is 52. What is the average of the first three numbers?

Average score of A. B and C in an examination is 53. A’s score is 15 less than that of D and 9 more than that of B. If D’s score is 30 more than the average score of A. B and C. then what is the average score of A. B and D?