There are three books coded as A, B, and C. The price of book A is twice that of book B and one-third that of book C. If book C costs ₹84, what are the costs of books A and B, respectively?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1. i.e. Rs.28 and Rs.14.
According to the question;
A = 2B -----(1)
A = C/3 ------- (2)
Cost of book C = 84
A = 84 ÷ 3 = 28
A = 2B
28 = 2B
B = 14
Cost of book A = Rs.28
Cost of book B = Rs.14