Question

Seema had Rs. 180 with her in the form of Rs.2 and Rs.5 coins. number of Rs.2 coins is twice the number of Rs.5 coins. Find the number of coins in each type

Answer 1

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Answer 2

Let the number of 2 rupees coin be x and number of 5 rupees coin be y

Then u will get two equations :

x = 2y   eq 1

And 2 x +5y = 180  eq 2

Now

2x + 5y = 180

4y + 5y = 180 from eq 1

9y = 180

y = 20

x =20 × 2 = 40

No of 5 rupees coin =20 and number of 2 rupees coin is 40

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