Question

one book price was 10 rs.i bought it12 rupees now.how much percentage price will increase​

Answer 1

Answer:

120

Step-by-step explanation:

12/10×100=120

Therefore, Answer is 120

Answer 2

Answer:

let increase in the percentage be x

10+10%of x=12

10+10/100×x=12

1/10×x=2

x= 20%

thus increase in price is 20%