Question

Amelia sold 80 oranges and had a gain of selling 10 oranges what is the profit percent

Answer 1

let the SP of 1 orange be RS. 1
then ,
SP=80 RS.
Gain= SP of 10 oranges = RS. 10
CP= Sp-gain
=80-10
=70 RS.
gain %=
$\frac{gain}{cp} \times 100$
=14 2/7%