The average weight of 10 horseman in a boat is increased by 1.5 kg. when one of the crew, who weighs 68 kg is replaced by a new man. Find the weight of the new man?
Explanation
Given,
The average weight of 10 horseman in a boat is increased by 1.5 kg
= 10×1.5= 15
when one of the crew, who weighs 68 kg is replaced by a new man
∴ The weight of the new man= (Average weight of 10 horseman +weighs 68 kg is replaced by a new man)
= 15+68= 83 kg
Hence, Option C is correct.
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