Estimate a 15% tip on a dollar bill of $48.30 by first rounding the bill amount to the nearest $10

Are carpet coast $15 per square metre. the total delivery charge is $21 peter buys n squared metres of carpet what is the expression which represents the total cost in $

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Hey hotel charges guests $19.75 a day to rent five video games at this rate which expression can be used to determine the charge for renting nine video games for one day at this hotel? pls