Question

13. If the selling price of 4 balls is the same as the cost of 5 balls, find the profit percent. [Hint: Let the cost price of each ball be ? 1.)
​

Answer 1

Answer:

given is cost price of 5 balls is Rs 5. and the selling price of 4 balls is Rs 5. so, the cost price of 4 balls is Rs 4. Now, we know that.

profit selling price - cost price.

=5-4 =1

then profit %= profit /cost price x100

= 1/4×100 = 25%