Average of 15,30,45,60,75 is MCQ with Answer and Explanation

Average of 15,30,45,60,75 is

A. 45

B. 50

C. 40

D. 42

Answer: Option A

225/5=45.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 25 numbers is 40. If the average of first 15 numbers is 38, what is the average of the remaining 10 numbers?

A. 41

B. 43

C. 44

D. 42

Correct Answer: Option B

Explanation:
Total of 25 numbers = 1000. Total of first 15 = 570. Remaining total = 430. Average = 430/10 = 43.

This question belongs to: Maths Average

Question #2 Report Error

Average of 9 numbers 2240. If average of 6 is 2235, average of remaining 3?

A. 2255

B. 2248

C. 2245

D. 2250

Correct Answer: Option D

Explanation:
Sum9=20160. Sum6=13410. Remaining=6750. Average=2250.

This question belongs to: Maths Average

Question #3 Report Error

The average of 630,840,1050 is

A. 850

B. 835

C. 840

D. 830

Correct Answer: Option C

Explanation:
2520/3=840.

This question belongs to: Maths Average