Question

Choose the correct option. A bag contains coins of 1 rupee, 2 rupees and 5 rupees in the ratio 4:8:5. The total amount in the bag is Rs. 90. The number of 5 rupee coin 00 C16 15 10 Reset Answer Next Question > (») ENG 213 03-08-2 29°C Light rain ^​

Answer 1

The number of 5 rupee coins is 10

Step-by-step explanation:

Given : Bag contains coins of 1 rupee, 2 rupees

5 rupees in the ratio 4:8:5. The total amount is rs. 90.

To find : The number of 5 rupee coins is?

Solution : Let the number of coins = x

The ratio of 1 rupee: 2 rupees :5 rupees = 4:8:5

So,The number of 1 rupee coins =

The number of 2 rupee coins =  

The number of 5 rupee coins =

Total amount = Rs. 90

According to question -

1(4ar) +2(8ar) + 5(5:æ) = 90

4z +16z +257 = 90

45r 90

=2

Therefore, number of 5 rupee coins

52=5(2) = 10