Question

a number when increased by20% become 72 . what will it become if it is decreased by 10%​

Answer 1

Answer: 600, 540

Step-by-step explanation: by equating we get, let the number be r

r x 120/100= 72

r = 72 x100/120

r= 600

decrease in 10%= 600/100 x 90= 540

hope it helps