The amount that susan charges per hour for babysitting is directly proportional to the number of children she is watching. she charges $4.50 for 3 kids. how much would she charge to babysit 5 kids?

$7.5

Step-by-step explanation:

When two quantities x and y are directly proportional , then the equation that represents the direct proportion is given  y :-

     (1)

Given : The amount that Susan charges per hour for babysitting is directly proportional to the number of children she is watching. She charges $4.50 for 3 kids.  

Let she charges x amount  to babysit 5 kids, then we have following equation:-

Hence, she would charge $ 7.5  to babysit 5 kids.

x = 23.78

step-by-step explanation: