Explore topic-wise MCQs in Arithmetic Ability.

This section includes 450 Mcqs, each offering curated multiple-choice questions to sharpen your Arithmetic Ability knowledge and support exam preparation. Choose a topic below to get started.

101.

The average weight of 10 parcels is 1.7 kg. Addition of another new parcel reduces the average weight by 60 gram. What is the weight , in kg, of the new parcel?

A. 1.04
B. 1.08
C. 1.4
D. 1.8
Answer» B. 1.08
102.

The average value of property of Mittal, Ambani and Singhania is Rs.11111 crore. The property of Singhania is as less than the property of Mittal is greater than the average property of both the Singhania and Mittal. The value of property of Ambani is :

A. Rs.111 crore
B. Rs. 1111 crore
C. Rs. 11111 crore
D. can't be determined
Answer» D. can't be determined
103.

The average temperature of the town in the first four days of a month was 58 degrees. The average for the second, third, fourth and fifth days was 60 degrees. If the temperatures of the first and fifth days were in the ratio 7 : 8, then what is the temperature on the fifth day ?

A. 62 degrees
B. 64 degrees
C. 65 degrees
D. 66 degrees
Answer» C. 65 degrees
104.

The average temperature for Monday, Tuesday, Wednesday and Thursday was 48° . The average temperature for Tuesday, Wednesday, Thursday and Friday was 52°, If the temperature on Monday was 42°, then the temperature on Friday was (in degrees)

A. 58
B. 56
C. 52
D. 50
Answer» B. 56
105.

The average temperature of Monday ,Tuesday , Wednesday and Thursday is 60°, The average for Tuesday, Wednesday, Thursday and Friday is 63°; If the ratio of temperature for Monday and Friday is 21 : 25, then what is the temperature of Friday ?

A. 70°
B. 73°
C. 75°
D. 78°
Answer» D. 78°
106.

The average temperature for Monday, Tuesday, Wednesday and Thursday was 48 degrees and for Tuesday, Wednesday, Thursday and Friday was 46 degrees. If the temperature on Monday was 42 degrees. Find the temperature on Friday ?

A. 34
B. 36
C. 38
D. 40
Answer» B. 36
107.

The average score of boys in an examination in a school is 81 and that of the girls is 83 and the average score of the school is 81.8. Then what will be ratio between the number of girls to the number of boys, in the examination?

A. 0.12638888888889
B. 0.085416666666667
C. 0.16875
D. 0.12777777777778
Answer» C. 0.16875
108.

The average salary of all workers in a workshop is Rs.12000. The average salary of 7 technicians is Rs.15000 and the average salary of the rest is Rs.9000. The total number of workers in the workshop is

A. 12
B. 13
C. 14
D. 15
Answer» D. 15
109.

The average score in Mathematics of 90 students of sections A and B together is 49. The number of students in A was 25% more than that of B, and the average score of the students in B was 20% higher than that of the students in A. What is the average score of the students in A?_x005F_x000D_

A. 44.5
B. 45
C. 44
D. 45.5
Answer» C. 44
110.

The average savings of Champak in 5 days is Rs The average savings of Champak in 5 days is Rs 160. If his savings for the first 4 days is Rs 155, Rs 170, Rs 134 and Rs 168 respectively, then what is his saving (in Rs) of the 5th day?_x005F_x000D_

A. 161
B. 163
C. 169
D. 173
Answer» E.
111.

The average runs conceded by a bowler in 5 matches is 45 and 15.75 in other 4 matches. What is the average runs conceded by the bowler in 9 matches?

A. 15
B. 32
C. 35
D. 53.5
Answer» C. 35
112.

The average revenues of 9 consecutive years of a company is Rs 80 lakhs. If the average of first 5 years is Rs 75 lakhs and that of last 5 years is Rs 87 lakhs, find the revenue for the 5th year.

A. Rs 90 lakhs
B. Rs 92 lakhs
C. Rs 88 lakhs
D. Rs 86 lakhs
Answer» B. Rs 92 lakhs
113.

The average revenues of 7 consecutive years of a company is Rs 79 lakhs. If the average of first 4 years is Rs 74 lakhs and that of last 4 years is Rs 86 lakhs, what is the revenue for the 4th year?

A. Rs 87 lakhs
B. Rs 89 lakhs
C. Rs 85 lakhs
D. Rs 83 lakhs
Answer» B. Rs 89 lakhs
114.

The average revenues of 9 consecutive years of a company is Rs 76 lakhs. If the average of first 5 years is Rs 71 lakhs and that of last 5 years is Rs 83 lakhs, find the revenue for the 5th year.

A. Rs 88 lakhs
B. Rs 84 lakhs
C. Rs 86 lakhs
D. Rs 82 lakhs
Answer» D. Rs 82 lakhs
115.

The average revenues of 7 consecutive years of a company is Rs 83 lakhs. If the average of first 4 years is Rs 78 lakhs and that of last 4 years is Rs 90 lakhs, find the revenue for the 4th year.

A. Rs 91 lakhs
B. Rs 93 lakhs
C. Rs 89 lakhs
D. Rs 87 lakhs
Answer» B. Rs 93 lakhs
116.

The average revenues of 9 consecutive years of a company is Rs 65 lakhs. If the average of first 5 years is Rs 60 lakhs and that of last 5 years is Rs 72 lakhs, find the revenue for the 5th year.

A. Rs 77 lakhs
B. Rs 75 lakhs
C. Rs 73 lakhs
D. Rs 71 lakhs
Answer» C. Rs 73 lakhs
117.

The average revenues of 7 consecutive years of a company is Rs 75 lakhs. If the average of first 4 years is Rs 70 lakhs and that of last 4 years is Rs 82 lakhs, what will be the revenue for the 4th year.

A. Rs 85 lakhs
B. Rs 83 lakhs
C. Rs 81 lakhs
D. Rs 79 lakhs
Answer» C. Rs 81 lakhs
118.

The average revenues of 11 consecutive years of a company is Rs 77 lakhs. If the average of first 6 years is Rs 72 lakhs and that of last 6 years is Rs 84 lakhs, What is the revenue for the Sixth year.

A. Rs 91 lakhs
B. Rs 87 lakhs
C. Rs 85 lakhs
D. Rs 89 lakhs
Answer» E.
119.

The average revenues of 7 consecutive years of a company is Rs 71 lakhs. If the average of first 4 years is Rs 66 lakhs and that of last 4 years is Rs 78 lakhs. What is the revenue for the fourth year.

A. Rs 81 lakhs
B. Rs 77 lakhs
C. Rs 79 lakhs
D. Rs 75 lakhs
Answer» D. Rs 75 lakhs
120.

The average revenues of 13 consecutive years of a company is Rs 78 lakhs. If the average of first 7 years is Rs 73 lakhs and that of last 7 years is Rs 85 lakhs, what is the revenue for the 7th year?

A. Rs 94 lakhs
B. Rs 90 lakhs
C. Rs 88 lakhs
D. Rs 92 lakhs
Answer» E.
121.

The average revenues of 13 consecutive years of a company is Rs 82 lakhs. If the average of first 7 years is Rs 77 lakhs and that of last 7 years is Rs 89 lakhs, find the revenue for the 7th year.

A. Rs 98 lakhs
B. Rs 96 lakhs
C. Rs 94 lakhs
D. Rs 92 lakhs
Answer» C. Rs 94 lakhs
122.

The average revenues of 11 consecutive years of a company is Rs 69 lakhs. If the average of first 6 years is Rs 64 lakhs and that of last 6 years is Rs 76 lakhs, what is the revenue for the 6th year?

A. Rs 83 lakhs
B. Rs 79 lakhs
C. Rs 77 lakhs
D. Rs 81 lakhs
Answer» E.
123.

The average price of 10 books is Rs. 12 while the average price of 8 of these books is Rs. 11.75. Of the remaining two books, if the price of one book is 60% more than the price of the other, what ia the pice of each of these two books ?

A. 16,12
B. 10,16
C. 23,9
D. 8,7
Answer» C. 23,9
124.

The average of three numbers is 6. The average of the first two is 5 while the average of the last two is 8. The three numbers are:

A. 2, 6, 10
B. 3, 7, 8
C. 2, 8, 8
D. 2, 7, 9
Answer» D. 2, 7, 9
125.

The average price of three items of furniture is Rs. 15000. If their prices are in the ratio 3:5:7, the price of the cheapest item is :

A. 6000
B. 7000
C. 8888
D. 9000
Answer» E.
126.

The average of X, Y, Z is 24. Also, X:Y = 2:3 and X+Y = 60, then find the value of (X-Z)?

A. 9
B. 10
C. 11
D. 12
Answer» E.
127.

The average of three numbers is 58. First number is 3/4 of the third number. If the third number is 24 more than second number, then what will be the difference between the first and second number?_x005F_x000D_

A. 24
B. 6
C. 16
D. 18
Answer» C. 16
128.

The average of the two-digit numbers, which remain the same when the dibits inter-change their positions, is :

A. 53
B. 54
C. 55
D. 56
Answer» D. 56
129.

The average of three numbers is 40. First number is 4/3 of the third number. If third number is 20 less than second number, then what is the value of second number?

A. 60
B. 50
C. 10
D. 20
Answer» C. 10
130.

The average of six numbers is 3.95. The average of two of them is 3.4, while the average of the other two is 3.85. What is the average of the remaining two numbers ?

A. 3.6
B. 4.6
C. 6.5
D. 7.3
Answer» C. 6.5
131.

The average of six numbers is x and the average of three of these is y. If the average of the remaining three is z, then :

A. x = y + z
B. 2x = y + z
C. 3x = 2y - 2z
D. none of these
Answer» C. 3x = 2y - 2z
132.

The average of runs scored by a cricketer in his 99 innings is 99. How many runs will he have to score in his 100th innings so that his average of runs in 100 innings may be 100?

A. 100
B. 99
C. 199
D. 101
Answer» D. 101
133.

The average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 4 ?

A. 76
B. 79
C. 85
D. 87
Answer» B. 79
134.

The average of marks obtained by 100 candidates in a certain examination is 30. If the average marks of passed candidates is 35 and that of the failed candidates is 10, what is the number of candidates who passed the examination?

A. 60
B. 70
C. 80
D. 90
Answer» D. 90
135.

The average of marks of 17 students in an examination was calculated as 71. But it was later found that the mark of one student had been wronglyentered as 65 instead of 56 and another as 24 instead of 50. The correct average is

A. 70
B. 71
C. 72
D. 73
Answer» D. 73
136.

The average of marks in 3 subjects is 224. The first subject marks is twice the second and the second subject marks is twice the third. Find the second subject marks ?

A. 384
B. 96
C. 192
D. 206
Answer» D. 206
137.

The average of fruits offered in a temple in a week was 75. The average of fruits offered in six days excluding Tuesday was 72. How many fruits were offered on Tuesday?

A. 90
B. 93
C. 72
D. 92
Answer» C. 72
138.

The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is :

A. 25
B. 35
C. 45
D. 55
Answer» C. 45
139.

The average of four consecutive odd numbers is 64. What is the value of largest number?

A. 65
B. 69
C. 71
D. 67
Answer» E.
140.

The average of any 5 consecutive odd natural numbers is k . If two more such numbers , just next to the previous 5 numbers are added , the new average becomes

A. 2(k+1)
B. 2k-3
C. 2k+1
D. k+2
Answer» E.
141.

The average of a non-zero number and its square is 11 times the number. The number is ?

A. 22
B. 21
C. 11
D. 17
Answer» B. 21
142.

The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers :

A. 4
B. 8
C. 12
D. 16
Answer» C. 12
143.

The average of a,b,c is 20 and that of b,c,d is 25; if d=30, then the value of a is

A. 25
B. 45
C. 30
D. 15
Answer» E.
144.

The average of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18. The correct average of the observations is

A. 28
B. 42
C. 35
D. 45
Answer» C. 35
145.

The average of 8 consecutive natural numbers is 38.5. What is the largest of these 8 numbers?

A. 41
B. 39
C. 42
D. 45
Answer» D. 45
146.

The average of 7 consecutive numbers is 20. The largest of these numbers is :

A. 21
B. 22
C. 23
D. 24
Answer» D. 24
147.

The average of 7 numbers is 30. If the average of first three numbers is 25 and that of last three numbers is 35, then what is the fourth number?

A. 30
B. 35
C. 37.5
D. 40
Answer» B. 35
148.

The average of 60 student’s results is 38. If the average of the first 22 students is 36, and that of the last 32 students is 32, then the average result of the remaining students is:_x005F_x000D_

A. 81
B. 77
C. 65
D. 52
Answer» C. 65
149.

The average of 6 consecutive integers is 15/2. What is the average of last three integers?

A. 8
B. 9
C. 44244
D. 7
Answer» C. 44244
150.

The average of 50 consecutive natural numbers is x. What will be the are average when the next four natural numbers are also included?

A. x + 1
B. x + 2
C. x + 4
D. x + (x/54)
Answer» C. x + 4