A bag has Rs. 420 in the denomination of Rs. 1, Rs. 2 and Rs. 5 coins. The number Rs. 1, Rs. 2 and Rs. 5 coins are in the ratio of 8: 1:5. How many coins of RS. 5 are in the bag?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 60
Let the number of 1 Rs ,2 Rs and 5 Rs be 8y ,y and 5y
It has a total of 420 Rs.
8y + (2 × 2y) + (5 × 5y) = 420
8y + 4y + 25y = 420
35y = 420 , y = 12
Number of coins of 5 Rs = 5 × 12 = 60 coins.