Question

A purse has only 2 rupee and 5 rupee coins.The sum of coins is 36 and total value of coins is rupees 84.Find no. of 5 rupee coins.

Answer 1

Answer:

Step-by-step explanation:

Let number of 2 rupee coin be x

So

Number of 5 rupee coin is (36-x)

[As number of coins is 36]

A.T.Q.

₹2(x)+₹5(36-x)=₹84

By solving this

2x+180-5x=84

-3x+180=84

180-84=3x

96=3x

x=32

VERIFICATION

32*₹2+4*5

64+20

84

(PROVED)