The average of 45 numbers is 50. If 5 numbers average 60 are added, new average of 50 numbers? MCQ with Answer and Explanation

The average of 45 numbers is 50. If 5 numbers average 60 are added, new average of 50 numbers?
A. 52
B. 49
C. 50.5
D. 51
Answer: Option D
Solution (By JKSSB Mock Tests)
Total45=2250. Added=300. Total2550/50=51.

This question belongs to: Maths Average
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Practice More Average Questions

Question #1
The average of 6 consecutive even numbers is 25. What is the largest number?
A. 28
B. 34
C. 30
D. 32

Correct Answer: Option C


Explanation:
Numbers are 20,22,24,26,28,30. Their average is 25. Largest number = 30.

This question belongs to: Maths Average
Question #2
Average of 9 numbers 2290. If average of 6 is 2285, average of remaining 3?
A. 2300
B. 2295
C. 2298
D. 2305

Correct Answer: Option A


Explanation:
Sum9=20610. Sum6=13710. Remaining=6900. Average=2300.

This question belongs to: Maths Average
Question #3
Average of a,b,c,d is 25. If a=20, b=30, c=25, d=?
A. 20
B. 22
C. 30
D. 25

Correct Answer: Option D


Explanation:
d=100-75=25.

This question belongs to: Maths Average