Question

for a concert 480 tickets are sold of rs20 and rs 50. if total collection was rs 15600, find no. of ticket of each. pls tell its urgent

Answer 1

Answer:

let the no. rs20 tickets be 'a'.

". ". rs50 tickets be. 'b'.

a+b=480......................equ1

20a+50b=15600.................equ2

solve 1 and 2

equ1 ×20. =20a+20b=9600

equ2...........=20a+50b=15600

by solving 1 and 2 we get a=280,b=200

hope you have cleared.

if any doubt ask me in comment .