Simple Equations Problems: A person has only Rs.1 and Rs.2 coins with her.

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A person has only Rs.1 and Rs.2 coins with her. If the total number of coins that she has is 50 and the amount of money...

Solution

Let, number of Rs.1 and Rs.2 coins be a and b respectively.a + b = 50 ——(1)a + 2b = 75...

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