ram has times as many two rupee coins as he has five rupee coins. if he has in all a sum of Rs 77, how many coins of each denomination does he have?
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let the five rupee coin is x
so 3 rupee coin is 3x
5x+3x*2=77
11x=77
x=7
so 3 rupee coin is 3x
5x+3x*2=77
11x=77
x=7
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