Answer:

Step-by-step explanation:

cp of 20 oranges=56 rs

cp of 1 orange=56/20=2.8 rs

sp of 12 oranges=35 rs

sp of 1 orange =35/12=2.9 rs

gain=2.9-2.8=0.1 rs

gain%=(0.1*100)/2.8

=100/28

=7.14%

HOPE IT HELPS U__;