Vertices: 15
Edges:24
Faces:?
Their are 12 faces
The Answer is D
Answer:
A number is added to fifteen
A variable increased by fifteen
They can run if they are older than 21
The first thing we must do for this case is to find the total weight of the watermelons.
We have then:

We now look for the amount of watermelons that people ate.
We have then:

Therefore, the amount of watermelon remaining is:

We note that the amount of watermelon remaining is equal to 8.5 pounds.
Answer:
the amount of leftover watermelon is: equal to 8.5 pounds