Chintu piggy bank collection has only 2 rupee coins and 5rupee coins .The number of 5 rupee coins exceed the 2 rupee by 10 .If the total value is rupees 155. Find the 2 rupee coins and 5 rupee coins
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Solution
Let the nuumber of 2 ruppees be x Then number of 5 ruppees=x+10 Total money=2x+5(x+10)=155 =>2x+5x+50=155 =>7x +50=155 =>7x=105 Therefore x=15 Therefore number of 2 ruppees=15 Therefore number of 5 ruppees=15+10=25