In 7 years, a father wants to accumulate $65000 to pay for his daughter’s college expenses. if he can get 10% interest, compounded quarterly, how much must he invest now to achieve his goal?

45,550

Step-by-step explanation: For example, 4000 dollars is deposited into a bank account and the annual interest rate is 8%.  

How much is the interest after 4 years?

Use the following simple interest formula:

I = p× r × t

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: