### The marked price of a shirt and trousers are in the ratio 1:2. The shopkeeper gives 40% discount on the shirt. If the total discount in the set of the shirt and trousers is 30%, the discount offered on the trousers is:

A. 15% B. 20% C. 25% D. 30% Answer: Option C
Let the M.P. of shirt and trousers is Rs. 100 and Rs. 200 shirt S.P. = 60% of 100 Total S.P. of shirt and trousers = 70% of 300 $=\frac{70}{100} \times 300=Rs .210$ S.P. of trousers = 210 – 60 = Rs. 150 Discount on trousers = 200 – 150 = Rs. 50 $\%=\frac{50}{200} \times 100=254$