Question

I have rs. 1,000 in ten and five rupee notes. If the number of ten rs. notes that
I have is ten more than the number of rs.5 notes, how many notes do I have
in each denomination ?​

Answer 1

let the 10 rs notr be x and no of 5 rs note be y

according to the first condition

x + y = 1000 .............1

according to the second condition

10x + y = ..............................