Question

Monika bought 100 chicken each for Rs 80 and sold 20 of them at a gain of 5% at what gain percent must she sell the remaining chickens so as to gain 20% on the whole ?

Answer 1

The cost of gain she sells her 20 chickens at
$5\%$
is 86Rs.

She must sell her left over chickens with a gain of 15 percent that is, 6720Rs. Here the gain is 320Rs.

HOPE IT WILL BE HELPFUL TO YOU✓✓✓