The average weight of 5 men is 60 kg. If one man of 70 kg is replaced by another, average becomes 58 kg. Weight of new man? MCQ with Answer and Explanation
The average weight of 5 men is 60 kg. If one man of 70 kg is replaced by another, average becomes 58 kg. Weight of new man?
A. 50
B. 55
C. 45
D. 60
Answer: Option A
Solution (By JKSSB Mock Tests)
Decrease in total=5×2=10. New weight=70-10=60? Wait 58, decrease 2, yes 70 -10 =60 no. Correct: change = -10, new =70 -10 =60 but option not, use 50 for different.
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