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Question

A house owner was having his house painted. He was advised that he would require 25 kg of paint. Allowing for 15% wastage and assuming that the paint is available in 2 kg cans, what would be the coat of paint purchased if one can costs Rs. 16?

A
Rs. 240
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B
Rs. 180
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C
Rs. 120
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D
Rs. 360
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Solution

The correct option is A Rs. 240
25 kg of paint with 15% waste would amount to:
25×(1.15)=28.75 kgs of paint
The paint is available in 2 kgs cans, so 14 cans will take care of the 28 kgs and 1 more can for the 0.75 kgs, totalling 15 cans.
15×16=240
The cost of paint purchased is Rs. 240.

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