Question

if selling price of 5 pens is equals to the cost of 4 pen then the gain or loss percent is?​

Answer 1

Answer:

Step-by-step explanation:

sp of 5 pen = cp of 4 pen

let cp of 4 pen = Rs 4

cp of 5 pen = Rs 5

sp of 5 pen = Rs 4

loss = Rs 1

loss % = 1*100/5 = 20%

Answer 2

It's is lose percentage is 20%