The average of 7 numbers is 33. If each number is multiplied by 2 and then 3 is subtracted, what is the new average? MCQ with Answer and Explanation

Question Report Error

The average of 7 numbers is 33. If each number is multiplied by 2 and then 3 is subtracted, what is the new average?

A. 66

B. 57

C. 63

D. 60

Answer: Option C

Solution (By JKExamLibrary)

New average = (33×2) -3 =66-3=63.

This question belongs to: Maths Average

Discuss this Question (0)

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

Practice More Average Questions

Question #1 Report Error

Average of first 5 prime numbers is

A. 5.6

B. 6

C. 7

D. 5

View Answer & Solution Discuss

Correct Answer: Option A

Explanation:
2+3+5+7+11=28. 28/5=5.6.

This question belongs to: Maths Average

Question #2 Report Error

Average of 30,45,60,75 is

A. 50

B. 45

C. 55

D. 52.5

View Answer & Solution Discuss

Correct Answer: Option D

Explanation:
210/4=52.5.

This question belongs to: Maths Average

Question #3 Report Error

Average of 15 numbers 1910. If average of 9 is 1905, average of remaining 6?

A. 1917.5

B. 1920

C. 1918

D. 1915

View Answer & Solution Discuss

Correct Answer: Option A

Explanation:
Sum15=28650. Sum9=17145. Remaining=11505. Average=1917.5.

This question belongs to: Maths Average

Explore All Average MCQs