Question

On selling an item for Rs 20 a man gains 25%. In order to gain 40% what will be it’s selling price.​

Answer 1

Step-by-step explanation:

For sm1 to gain 25% from rs.20 the cost price can be found by doing

rs.20 = 125%

1% = 20/125 = rs.0.16

100% = 0.16 * 100

= rs.16

now we know 1/% = rs.0.16

so...

40% = 40 * 0.16 = 6.4

total percent = 140%

as in 100% + 40%

as in 16 + 6.4 = rs.22.4

sorry for late I'm on mobile..