Question

a fruit seller buys some oranges at a rate of rs.5 per orange.he makes a profit of 20% on oranges and profit of 15% on bananas.he sold all fruits and made a profit of 390rs.find number of oranges

Answer 1

Answer:

Since the rate of oranges is Rs 5 per orange and the rate of bananas is Rs 2 per banana, he spent Rs 5x on oranges and Rs 2x on bananas. It is given that he makes 20 % on oranges. So, from formula (1), the total profit on oranges is 20(5x)100=x. Also, it is given that he makes 15 % on bananas.