Average of 25 numbers 65. If average of 10 is 60, average of remaining 15? MCQ with Answer and Explanation

Question

Share Report Error

Average of 25 numbers 65. If average of 10 is 60, average of remaining 15?

A. 70

B. 68

C. 66

D. 67

Answer: Option B

Solution (By JKExamLibrary)

Sum25=1625. Sum10=600. Remaining=1025/15≈68.33 approx 68.

This question belongs to: Maths Average

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Average Questions

Question #1

A batsman scored 120 runs in 5 matches. What is his average score per match?

A. 25

B. 20

C. 24

D. 30

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option C

Explanation:
Average = Total runs / Number of matches = 120 / 5 = 24.

This question belongs to: Maths Average

Question #2

Average of all three digit numbers is

A. 600

B. 549.5

C. 550

D. 500

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option B

Explanation:
(100+999)/2=549.5.

This question belongs to: Maths Average

Question #3

The average of 8 numbers is 50. If one number 70 is replaced by 54, what is the new average?

A. 52

B. 49

C. 50

D. 48

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option D

Explanation:
Original total = 8×50 = 400. New total = 400−70+54 = 384. New average = 384/8 = 48.

This question belongs to: Maths Average

Explore All Average MCQs