Question

a man sold to radios at rs. 4800 each .on one he gains 20% and on the other he loses 20% .find the gain or loss percent in whole transaction.

Answer 1

$4800 \times 20\% \\ = 960$
$4800+ 960 =5760$
$5760 \times 20\% \\ 1152$
gain in first transaction is 960
and loss in second transaction is 1152.