Question

Asif sold two phones for 3580 each. on the first phone he gains 10% and on the other phone he loses 10% find his gain or loss percent in the whole transaction

Answer 1

(10/10)^2=1%loss
.....

Answer 2

Answer:

_for first phone -

CP=₹3580

Gain=10%

SP=(100+10%)×CP/100

=110×3580/100

=₹3938

For 2nd phone -

CP=₹3580

Loss=10%

SP=(100-10%)×CP/100

=90×3580/100

=₹3222

Total CP=₹(3580+3580)

=₹ 7160

Total SP =₹(3938+3222)

=₹7160

SP=CP

There is neither profit nor loss