Question

Sushmita has rs.500 in the denomination of rs.10,rs.20 and rs.50 notes. If she has five rs.50 notes and the number of rs.10 notes is 4 more then the number of rs.20 notes, then find the number of rs.10 and 20 notes.

Answer 1

Answer:

there are 11 Rs. 10 notes and 7 Rs. 20 notes

Step-by-step explanation:

let the number of Rs. 10 notes be x

APQ:

5*50+10x+20(x-4)=500

Or

250+30x-80=500

Or

30x=330

Or x=11

so there are 11 Rs. 10 notes and 11-4=7 Rs. 20 notes

Answer 2

Answer:

there are 11 Rs. 10 notes and 7 Rs. 20 notes

Step-by-step explanation:

let the number of Rs. 10 notes be x

APQ:

5*50+10x+20(x-4)=500

Or

250+30x-80=500

Or

30x=330

Or x=11

so there are 11 Rs. 10 notes and 11-4=7 Rs. 20 notes