Weights of two friends Ram and Shyam are in the ratio 2:5. If Ram's weight is increased by 10% and total weight of Ram and Shyam become 82.8 kg, with an increases of 15%. By what percent did the weight of Shyam has to be increased?
Pick:	A) 17%	B) 10%	C) 21%	D) 16%	E) None
Solution:   given ratio of Ram and Shayam's weight = 2:5   Hence, (x-15)/(15-10) = 2/5   Or, x = 17%.   17%nswer: Option 17%
<result>A</result>
Weights of two friends Ram and Shyam are in the ratio 2:5. If Ram's weight is increased by 10% and total weight of Ram and Shyam become 82.8 kg, with an increases of 15%. By what percent did the weight of Shyam has to be increased?