Question

I have 3 times as many two rupee coins as i have five rupee coins. If i have in all a sum of 77, how many coins of each denomination i have

Answer 1

hello... ☺

Let the five rupee coin be xx

∴two rupee coin be 3x3x

5(x)+3(x)2=775(x)+3(x)2=77

5x+6x=775x+6x=77

11x=7711x=77

x=7711x=7711

x=7x=7

5Rupess−7;2Rupess−21

thank you ☺