Question

10. A purse contains 10-paise, 20-paise and 50-paise coins
in the ratio 7:4:1. The total value of all the coins in
the purse is 180. Find the number of 10-paise coins
in the purse.

Answer 1

Answer:

630

Step-by-step explanation:

total - 180rs=18000 p

      10   20    50

no.  7   :  4  :   1

val   70   80    50

total value 200=18000

                   1 unit = 90

                   7 unit = 630

HOPE IT HELPS