Answer:
The balance will be $7,577.03.
Step-by-step explanation:
The compound interest formula is given by:

Where A is the amount of money, 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 unit t and t is the time the money is invested or borrowed for.
In this problem, we have that:

Semianually means twice a year, so 
We want to find A when
.
So



The balance will be $7,577.03.
Answer:
-11
Step-by-step explanation:
Answer:
Amount of green color used =

Step-by-step explanation:
We are given the following in the question:
Every 4 gallons of green paint is mixed with 3 gallons of blue paint. to make a particular shade.
Ratio of green color to blue paint can be calculated as:

Amount of shade = 16
Amount of green paint = 
Amount of blue paint = 
Thus, we can write:

Amount of green color used =

Amount of blue paint used =

<span>Total mass contains 320g copper. How many parts of 16g copper are there of the total mass of 320g copper? 320/16 = 20. There are 20 portions of 16g copper.
(320/16) * 3 = 60g
There are 60g of zinc in the compound.</span>
Answer:
C
Step-by-step explanation:
Not integer, irrational