Answer:
49
Step-by-step explanation:
If so the inter quartile range = 58 - 9 = 49
Answer:
8+18+20x16 ,
Step-by-step explanation: yeah .
Answer:

Step-by-step explanation:
Let's solve this by making an equation.
$9 for the helmet, and $5.25 per hour.
h will stand for hours, C will stand for Amanda's cost.

Now, substitute in what we learned from the problem.

This is an equation you can use to solve for the hours.