A bag contains coins of denomination Rs. 1, Rs. 2 and Rs. 5 in the ratio of 4 : 5 : 8. If the total value of these coins is Rs. 432, then what is the number of Rs. 2 coins?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 40
Let the common ratio is P.
So, the number of coins of Rs. 1, Rs. 2 and Rs. 5 = 4P, 5P & 8P respectively.
According to the question,
4P + (5P × 2) + (8P × 5) = 432
⇒ P = 8
⇒ 5P = 40