Average of 25,35,45,55 is MCQ with Answer and Explanation

Average of 25,35,45,55 is

A. 40

B. 42

C. 45

D. 38

Answer: Option A

Sum=160. Average=40.

This question belongs to: Maths Average

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

Question #1 Report Error

The average of 50,55,60,65 is

A. 55

B. 60

C. 58

D. 57.5

Correct Answer: Option D

Explanation:
230/4=57.5.

This question belongs to: Maths Average

Question #2 Report Error

Average of 12 numbers 40. If average of 8 is 38, average of remaining 4?

A. 46

B. 44

C. 45

D. 42

Correct Answer: Option B

Explanation:
Sum12=480. Sum8=304. Remaining=176. Average=44.

This question belongs to: Maths Average

Question #3 Report Error

The average weight of 20 students is 50 kg. If the teacher's weight is added, the average becomes 52 kg. Find the teacher's weight.

A. 94 kg

B. 88 kg

C. 90 kg

D. 92 kg

Correct Answer: Option D

Explanation:
Total weight of 20 = 20×50=1000. Total of 21 =21×52=1092. Teacher's weight =1092-1000=92.

This question belongs to: Maths Average