average MCQs – Page 2

Practise focused average questions with marked answers for exam preparation and subject revision.

average Mcqs

21. The average of first 10 odd numbers is_____________?
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A. 17

B. 10

C. 12

D. 11

22. The average of two numbers is XY.If one number is equal to X ,the other number is equal to_________?
0

A. X

B. 2 XY -2 X

C. 2Y

D. XY-X

23. 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?
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A. 70

B. 2

C. 76

D. 4

24. The average of the two-digit numbers, which remain the same when the digits interchange their positions, is__________?
0

A. 66

B. 55

C. 33

D. 44

25. In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?
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A. Rs.5400

B. Rs.4600

C. Rs.5000

D. Rs.2300

26. The total marks obtained by a student in Physics, Chemistry and Mathematics is 150 more than the marks obtained by him in Physics. What is the average mark obtained by him in Chemistry and Mathematics?
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A. 50

B. 75

C. 150

D. None of these

27. The average of 35 numbers is 25. If each number is multiplied by 5, find the new average?
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A. 98

B. 125

C. 134

D. 170

28. The average age of 8 men increases by 2 years when two women are included in place of two men of ages 20 and 24 years. Find the average age of the women?
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A. 18 years

B. 24 years

C. 30 years

D. 36 years

29. The temperature at noon in LHR ,Pakistan was 6 deg on Monday ,4deg on Tuesday,2deg below zero on Wednesday,3deg below zero on Thursday, 0 deg on Friday ,3 deg on Saturday ,and 6 deg on Sunday. What was the average temperature at noon for the week ?
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A. 7 deg

B. -2 deg

C. 14 deg

D. 2 deg

30. The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers?
0

A. 8

B. 5

C. 2

D. Cannot be determined

31. The average of first five multiples of 3 is____________?
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A. 9

B. 12

C. 15

D. 3

32. The average of five results is 46 and that of the first four is 45. The fifth result is__________?
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A. 50

B. 12.5

C. 10

D. 1

33. A cricketer has a certain average for 10 innings. In the eleventh inning, he scored 108 runs, there by increasing his average by 6 runs. His new average is_____________?
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A. 52 runs

B. 60 runs

C. 55 runs

D. 48 runs

34. A person travels from x to y at a speed of 40Km/h and returns by increasing his speed 50%. What is his average speed for both the trips?
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A. 50km/h

B. 36km/h

C. 45km/h

D. 48km/h

35. The arithmetic mean of the scores of a group of students in a test was 52. The brightest 20% of them secured a mean score of 80 and the dullest 25% a mean score of 31. The mean score of remaining 55% is___________?
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A. 51.4 approx.

B. 54.6 approx.

C. 45

D. 50

36. A student scored an average of 80 marks in 3 subjects: Physics, Chemistry and Mathematics. If the average marks in Physics and Mathematics is 90 and that in Physics and Chemistry is 70, what are the marks in Physics?
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A. 72

B. 64

C. 60

D. 80

37. Sarfaraz obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks?
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A. None of these

B. 69

C. 65

D. 72

38. The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is__________?
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A. 25

B. 30

C. 27

D. 35

39. Three years ago the average age of a family of six members was 19 years. A boy have been born, the average age of the family is the same today. What is the age of the boy?
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A. 1.5 years

B. 1 year

C. 2 years

D. 2.5 years

40. Nine men went to a hotel. Eight of them spent Rs.3 each over their meals and the ninth spent Rs.2 more than the average expenditure of all the nine. Determine the total money spent by them?
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A. Rs.29.25

B. Rs.30.25

C. Rs.32

D. Rs.35

Showing 21 to 40 of 95 mcqs