Radhika requested the cashier of a bank to get her coins instead of her cheque worth Rs. 1,845. The cashier gave her a packet containing Rs. 5, Rs. 10, and Rs. 20 coins in the ratio of 3 : 5 : 7. What is the total worth of the smallest coin received by her?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Rs. 135.
Radhika has a cheque worth Rs. 1,845.
The coins are in the ratio of = 3 : 5 : 7
Denomination = Rs. 5 : Rs. 10 : Rs. 20
Amount = 15x : 50x : 140x = 205x
⇒ x = 1845/205 = 9
Smallest amount = 15 × 9 = Rs 135