Average of 9 consecutive even numbers is 30. Smallest? MCQ with Answer and Explanation

Question

Share Report Error

Average of 9 consecutive even numbers is 30. Smallest?

A. 22

B. 20

C. 26

D. 24

Answer: Option A

Solution (By JKSSB Mock Tests)

Middle 5th=30. Smallest=30-8=22.

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

Share Report

The average of 4 numbers is 25. If each number is multiplied by 3, what is the new average?

A. 75

B. 25

C. 50

D. 100

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option A

Explanation:
If each number is multiplied by a constant, the average also gets multiplied by that constant. New average = 25×3=75.

This question belongs to: Maths Average

Question #2

Share Report

Average of 15 numbers 360. If average of 9 is 355, average of remaining 6?

A. 365

B. 368

C. 367.5

D. 370

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option C

Explanation:
Sum15=5400. Sum9=3195. Remaining=2205. Average=367.5.

This question belongs to: Maths Average

Question #3

Share Report

Average of 8 numbers 400. If average of 5 is 395, average of remaining 3?

A. 405

B. 408.33

C. 407

D. 410

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option B

Explanation:
Sum8=3200. Sum5=1975. Remaining=1225. Average≈408.33.

This question belongs to: Maths Average

Explore All Average MCQs