Question

If the selling price of 10 rulers is the same as the cost price of 15 rulers, then fi nd the gain

percentage.​

Answer 1

Answer:

50%

Step-by-step explanation:

let c.p of each ruler be 'Rs 1 '

c.p of 10 rulers = 10 × 1 =Rs 10

s.p of 10 rulers = c.p of 15 rulers

15×1 = Rs15

gain = 15 - 10 = Rs 5

gain% = 5/10 * 100 = 50%