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AFCAT I 2015 Solved Paper
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© examsnet.com
Question : 40
Total: 100
The average weight of 5 men is increased by 2 Kg when one of the men whose weight is 60 Kg is replaced by a new man.The weight of the new man is
50 Kg
65 Kg
68 Kg
70 Kg
Validate
Solution:
Let total weight of 5 men be x kg and weight of newman y kg.
x
−
60
y
+
y
5
=
x
5
+
2
⇒
x
5
−
12
+
y
5
=
x
5
+
2
⇒ y = 70 kg
weight of new man = 70 kg
© examsnet.com
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