Answer:
I'm glad you asked!
Step-by-step explanation:
So let's do it step by step.
Already she has to pay $
for going in.
She has
whole pounds.
x
or 
Add $
and $
.

Now let's do $1.25 divided by 10.
$
divided by $

Now let's do
times 
x 
Now let's add 7.5 to 0.5

In fraction form 31/4 is simplified. In decimal form 7.75 would be your answer.
See the attached picture.
Part A Equation and Solve: (16.2x7) Answer: 113.4
Part B Ribbon: 113.4 x4
Part C Combining: 340.2
Answer:
if the area of the base is 20 then the volume is 300 if it's 16 then it's 240 but if it's 25.6 then the volume is 384. I would give you a specific answer if the area of base was specified