Question:The average weight of `8`men is increassed by `1.5 kg `when one of the men who weight `65`kg is replaced by anew men .The weight of e new man is : 

A `76 kg` 
B `76.5 kg` 
C `76.7 kg` 
D `77 kg` 

+ Answer
D 

+ Explanation
Total weight  increased 

`= (8 xx 1.5) kg`

`= 12 kg`

Weight of new man

`= (65 + 12) kg`

`= 77 kg`

+ Report

Irin Moni

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