Question

In a box there old coins in the ratio 3 is to 5 is to 7 the denominations of coin are rupee 1 rupees 5 and rupees 10 respectively if the total value is rupees 784 find the number of 10 rupees coin

Answer 1

Answer:

366 coins

Step-by-step explanation:

Let the ratio be 3x:5x:7x

Now,A.T.Q.

3x+5x+7x=784

15x=784

x=784/15

x=52.27

Now,the no. of 10 rupees coin=7x

=7×52.27

=365.89 coins

Round off

366 coins