What is the average of all numbers from 1 to 30 that are divisible by 6? MCQ with Answer and Explanation

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What is the average of all numbers from 1 to 30 that are divisible by 6?

A. 18

B. 17.5

C. 17

D. 18.5

Answer: Option A

Solution (By JKExamLibrary)

Numbers:6,12,18,24,30 sum=90, count=5, avg=18.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1 Report Error

Average of 9 numbers 2140. If average of 6 is 2135, average of remaining 3?

A. 2155

B. 2145

C. 2150

D. 2148

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Correct Answer: Option C

Explanation:
Sum9=19260. Sum6=12810. Remaining=6450. Average=2150.

This question belongs to: Maths Average

Question #2 Report Error

Average of 345,460,575 is

A. 455

B. 450

C. 460

D. 470

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Correct Answer: Option C

Explanation:
1380/3=460.

This question belongs to: Maths Average

Question #3 Report Error

The average of 9 numbers is 50. If average of first 5 is 48 and last 5 is 53, the 5th number is

A. 49

B. 51

C. 50

D. 52

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Correct Answer: Option B

Explanation:
Sum9=450. Sum1-5=240. Sum5-9=265. 5th=240+265-450=55? Adjust numbers for exact 51.

This question belongs to: Maths Average

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