Question

By selling a book at 18 rupees a shopkeeper loses 10% at what price should he sell it to gain 10​

Answer 1

Answer:

22ans.

EXPLANATION:-

selling price=Rs.18

lose=10%

100-10=90%

so the given amount Rs. is 90 percent of the cost price

then,cost price =18*100/90

=20

now,the price at which he sell it to gain 10%

=20*10/100=2

so the price is 20+2=22

Answer 2

Answer: 22ans.

EXPLANATION:-

selling price=Rs.18

lose=10%

100-10=90%

so the given amount Rs. is 90 percent of the cost price

then,cost price =18*100/90

=20

now,the price at which he sell it to gain 10%

=20*10/100=2

so the price is 20+2=22

Step-by-step explanation: