Answer :
Answer:
I think it's $13.50.
Step-by-step explanation: You find what 10% of 15 is by doing 15 times 10% or 0.1 and then that equals 1.5. So then you do 15- 1.5 and that is 13.5 so the sale price of the book is $13.50 I think.
Answer:
I think it's $13.50.
Step-by-step explanation: You find what 10% of 15 is by doing 15 times 10% or 0.1 and then that equals 1.5. So then you do 15- 1.5 and that is 13.5 so the sale price of the book is $13.50 I think.