The average of 7 consecutive integers starting from n is 25. What is n? MCQ with Answer and Explanation

The average of 7 consecutive integers starting from n is 25. What is n?

A. 23

B. 22

C. 21

D. 24

Answer: Option B

Average = n+3 =25. n=22.

This question belongs to: Maths Average

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

Question #1 Report Error

The average of 5 numbers is 38. If each number is multiplied by 2 and then 5 is subtracted, what is the new average?

A. 66

B. 81

C. 71

D. 76

Correct Answer: Option C

Explanation:
New average = (38×2) -5 =76-5=71.

This question belongs to: Maths Average

Question #2 Report Error

Average of 10 numbers 230. If average of 6 is 225, average of remaining 4?

A. 235

B. 236

C. 240

D. 237.5

Correct Answer: Option D

Explanation:
Sum10=2300. Sum6=1350. Remaining=950. Average=237.5.

This question belongs to: Maths Average

Question #3 Report Error

Average of 10 numbers 580. If average of 6 is 575, average of remaining 4?

A. 586

B. 585

C. 590

D. 587.5

Correct Answer: Option D

Explanation:
Sum10=5800. Sum6=3450. Remaining=2350. Average=587.5.

This question belongs to: Maths Average