Answer:

Step-by-step explanation:
Given the fraction 
Consider its numerator and factor it:

You cann not take the cube root from
you can only take the cube root from
, then the smallest whole number
such that
is a cube number is

When 

I would go with A but I am not 100% sure so you may want to check however you can.
I hope this helps....
let one kg of potatoes be x
let one kg of carrots be y
8x + 5y = 28
(4) 2x + 3y = 11.2 (4)
8x + 12y = 44.8
7y = 16.8
y=2.4
x=2
Answer:
A. $3992.50
Step-by-step explanation:
Credit line - $8,000.00
Summary
- Previous Balance Payments - $2,500.00
- Credits - $1,500.00
- New Purchases - $3,000.00
- Finance Charge - $7.50
- New Balance - $4,007.50
Available credit= credit line - new balance = $8000 - $4007.50= $3992.50