PracticeMedium
Q.How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per kg so that there may be a gain of 10% by selling the mixture at Rs. 9.24 per kg?
a
36 kg
b
42 kg
c
54 kg
d
63 kg
Correct Answer: Option D
The correct solution involves applying the fundamental concept to derive the final value step by step...