SOLUTION: A bag contains 5ps coins, 10ps coins and 20ps coins in the ratio of 1:2:4. If their total money in the bag is Rs. 84 .Find the number of 10ps coins in that bag?

Question 1074594: A bag contains 5ps coins, 10ps coins and 20ps coins in the ratio of 1:2:4. If their total money in the bag is Rs. 84 .Find the number of 10ps coins in that bag?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
There are x 5p coins, 2x 10p coins, and 4x 20p coins.

So the number of 10p coins is 2x,

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