Question

A shopkeeper sold two commodities for '800 earn and on one he gained 10% while on other
he losses 10% how much does he gain or loss in whole transaction
(a) 2% gain
(b) 4% loss
(c) 6% gain
(d) 1% loss​

Answer 1

Answer:

D

Step-by-step explanation:

10 % profit means if cp 10 sp 11

10% loss means if cp 10. Sp 9

So overall cp= 20 but sp for both article is same let it be 99

Cp of first will be 10*9=90

And CP of second will be = 10*11=110

So net CP = 90+110=200

Net so 99+99=198

So loss %= 2*100/200)

= 1% loss

Hope it helps