Question
In a wallet, the proportion of one-rupee coins to
two-rupee coins is 5:6. Within one section of the wallet, the ratio of one-rupee to two-rupee coins is 3:4. Determine the ratio of one-rupee to two-rupee coins in the other half of the wallet.Solution
ATQ,                            One rupeee  Two rupee coin Overall purse section =            5        6 (×7×2) One section of purse =            3        4 (× 11) Overall purse section = 70:84 One half of the purse = 33:44 Second half of the purse = (70-33): (84-44) = 37 : 40
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