Question

a man sells to watches at Rs 594 each .on one he gains 10%and on the other he losses 10%.find his loss or gain percent on the wholE

Answer 1

594 =CP×100+10/100
594×100/110=CP
59400/110=CP
540=CP

594=CP×100-10/100
59400/90=CP
660=CP

540+540=1080
540+660=1200

1200-1080=120 answer