Answer:
Part A: hx2=a
Part B: 5hours
Step-by-step explanation:
We know that 5 lbs of apples cost $2.99
To know how much do 3 lbs of apple cost, you can use cross multiplication
If 5 lbs cost $2.99
Then 3 lbs cost $x
The proportion between the price and the number of apples is the same, you have to calculate it as:

3 lbs of apples cost $1.79
60x0.25=15
60x0.10=6
51x0.25=12.75
13.35-12.75
D-6
Q-51
Your answers are: Option A, because the investment will have a greater value.
And..... Option B, The investment will have a greater value.