Question

In an envelope there are some 5 rupee notes and some 10 rupee notes . Total amount of these notes together is 350rupee. No. Of 5 rupee notes are less by 10 than no. Of 10 rupee notes. Then find the no. Of 5 rupee and 10 rupee notes.

Answer 1

Answer: Rs.5 = 10 , Rs.10 = 20

Step-by-step explanation:

let number of Rs.5 notes be x and no. of Rs.10 notes be y

then, 5x + 10y  = 350 and x = y - 10

so, 5(y-10) + 10y = 350

= 5y - 50 + 10y = 350

= 15y = 300

= y = 300/15 = 20

x = 20-10 = 10

Pls mark as Brainliest