Question

A bag contains 25p coins, 50p coins and 1 rupee coins whose

values are in the ratio of 8:4:2. The total values of coins are 840.

Find the total number of coins Pls give explanation​

Answer 1

total no of coins are 20

Step-by-step explanation:

8x+4x+2x=840

now 25*4=1 rupee coin.

50*2=1 coin

therefore,

8x*4+4x*2+2x*1=840

therefore,32x+8x+2x=840

now, 42x=840

x=840/42

hence,x=20....

thanks....

Answer 2

Step-by-step explanation:

25p=8x

50p=4x

1rupee=2x

8x+4x+2x=840

14x=840

x=840/14=60

therefore the total number of coins are 480-25p,240-50p,1 rupee coin=120