9.09 I'm pretty sure this it
Answer:
0.02272
Step-by-step explanation:
8x = 44 -4
8x = 40
x = 40/8
x = 5
Answer:
a) $3480
b) $4036.8
Step-by-step explanation:
The compound interest formula is given by:

Where A(t) is the amount of money after t years, P is the principal(the initial sum of money), r is the interest rate(as a decimal value), n is the number of times that interest is compounded per year and t is the time in years for which the money is invested or borrowed.
Suppose that $3000 is placed in an account that pays 16% interest compounded each year.
This means, respectively, that 
So



(a) Find the amount in the account at the end of 1 year.
This is A(1).


(b) Find the amount in the account at the end of 2 years.
This is A(2).

125 cubes can be made up with 18 cubes how? multiply 5×5×5 witch gets you 125.
hope that helps