Average of 10 numbers 1230. If average of 6 is 1225, average of remaining 4? MCQ with Answer and Explanation

Question

Share Report Error

Average of 10 numbers 1230. If average of 6 is 1225, average of remaining 4?

A. 1237.5

B. 1235

C. 1236

D. 1240

Answer: Option A

Solution (By JKSSB Mock Tests)

Sum10=12300. Sum6=7350. Remaining=4950. Average=1237.5.

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

A shopkeeper sold 12 pens at Rs. 15 each. Average selling price of all pens if he sold 8 more at Rs. 12 each?

A. 13.8

B. 14

C. 13.5

D. 13

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option A

Explanation:
Total revenue = 12×15 + 8×12 = 180 + 96 = 276. Total pens=20. Average=276/20=13.8.

This question belongs to: Maths Average

Question #2

Share Report

The average of 6, 12, 18, 24, 30 is

A. 15

B. 18

C. 20

D. 22

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option B

Explanation:
Sum=90. Average=18.

This question belongs to: Maths Average

Question #3

Share Report

Average of 10 numbers 2230. If average of 6 is 2225, average of remaining 4?

A. 2240

B. 2235

C. 2236

D. 2237.5

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option D

Explanation:
Sum10=22300. Sum6=13350. Remaining=8950. Average=2237.5.

This question belongs to: Maths Average

Explore All Average MCQs