30 Mathematics Average Mock Test Questions

30 Mathematics Average Mock Test Questions

Take this average related mock test to improve your confidence. Apply the tricks taught in the my youtube video

Mock Test - General Studies

Time Left: 00:20:00

Q1. The average of five consecutive odd numbers is 45. What is the smallest of these numbers?

A. 41 B. 43 C. 37 D. 39

Q2. The average age of 40 students is 12 years. When a new student is included, the average increases by 0.1. What is the age of the new student?

A. 13.1 B. 16.1 C. 15.1 D. 14.1

Q3. The average of 11 results is 60. If the average of the first six results is 58 and that of the last six is 63, what is the sixth result?

A. 60 B. 65 C. 61 D. 66

Q4. Average of a, b, c is 45. If a = 2b and b = c, what is the value of a?

A. 67.5 B. 30.5 C. 60.5 D. 45.5

Q5. A cricketer has an average of 54 runs in 20 innings. How many runs must he score in the 21st inning to raise the average to 55?

A. 65 B. 75 C. 74 D. 70

Q6. The average of 10 numbers is 20. If the average of the first five is 18, what is the average of the last five?

A. 22 B. 20 C. 24 D. 26

Q7. The average of first n odd numbers is:

A. n(n+1) B. n C. 2n D. (n+1)/2

Q8. The average of 9 numbers is 40. If the average of the first four numbers is 35 and that of the last four is 42, what is the 5th number?

A. 43 B. 40 C. 52 D. 45

Q9. The average of 15 numbers is 22. If each number is increased by 5, what is the new average?

A. 26 B. 25 C. 27 D. 27

Q10. The average weight of 12 boys is 55 kg. One boy leaves and the average drops to 54.5 kg. What was the weight of the boy who left?

A. 60.5 kg B. 58.5 kg C. 60.5 kg D. 59.5 kg

Q11. The average of all even numbers between 1 and 101 is:

A. 49 B. 51 C. 50 D. 52

Q12. The average salary of 8 workers and 1 supervisor is ₹13,000. The supervisor earns ₹19,000. What is the average salary of the workers?

A. ₹12,000 B. ₹12,500 C. ₹12,250 D. ₹13,500

Q13. The average of squares of first 5 natural numbers is:

A. 11 B. 13 C. 11.0 D. 15

Q14. If the average of x, y, and z is 20 and x + y = 42, what is the value of z?

A. 16 B. 20 C. 18 D. 19

Q15. The average of the first n natural numbers is:

A. (n + 1)/2 B. n(n + 1)/2 C. n(n − 1)/2 D. (n − 1)/2

Q16. The average of 25 consecutive even numbers is 84. What is the largest number?

A. 98 B. 96 C. 94 D. 108

Q17. The average of 4 numbers is 48. The average of first two numbers is 53 and the average of last two is 41. What is the second number?

A. 46 B. 51 C. 50 D. 52

Q18. The average of 5 numbers is 27. If one number is excluded, the average becomes 25. What is the excluded number?

A. 35 B. 30 C. 37 D. 34

Q19. The average of 3 numbers is 60. The first is twice the second and the third is 20 more than the second. What is the second number?

A. 40 B. 30 C. 50 D. 45

Q20. Average of 5 consecutive even numbers is 48. What is the smallest of them?

A. 44 B. 46 C. 48 D. 50

OMR Sheet (Select Your Answers)

Are you sure to Submit?

Result Summary

Total Questions:

Attempted Questions:

Correct Answers:

Wrong Answers:

Final Score: