SoHan has three times as many two rupees coins as he have five rupees coins.
If he has total money ₹ 77 how many coins of each type he has?
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Let the number of 5 rs. coins be x
2 rs. coin = 3x
Total money = 77rs.
5(x) + 2(3x) =77
5x + 6x =77
11x=77
x=77/11
x=7
Thus he have 7 coins of 5 rs. and (3×7=) 21 coins of 2 rs.
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