Answer: she rented the bike for 5 hours
Step-by-step explanation:
51 - 16 = 35
35/ 7 = 5
Answer:

Step-by-step explanation:
The area of a cube shaped box is given by :

Where
s is the side length and A is the surface area
We have, s = 9 inches
So,

So, the required area is
.
To start break even they need to sell 100 but if they want to make profit they need to sell 101 because you can use the equation y = .75x - 55
-3x + 6 = 18...subtract 6 from both sides
-3x = 18 - 6
-3x = 12...divide both sides by -3
x = -12/3 reduces to -4 <===