Answer:
See explanation
Step-by-step explanation:
The standard compound interest formula is
where:
P is the principal amount
r is the interest rate (typically as a percentage)
t is the time
n is the times compounded per unit of time
So,
1) 
2) 
3) 
You should check my answers though, I may have mixed up some terms.
Answer:
The answer is 3 * 5 * 4
Step-by-step explanation: It's because volume is length times width times height so you would have to multiply all three numbers.
I think it is b I think I’m right