Mark currently works part-time with a salary of $8,000 per year. mark plans to quit working and attend college for 4 years. if his college costs will total $64,000, how long will it take mark to recover his investment assuming he has a salary of $32,000 upon graduating?

a.
2 years
b.
3 years
c.
4 years
d.
5 years

the answer is c. 4 years

Option 'a' is correct.

Step-by-step explanation:

Since we have given that

Mark currently works part time with a salary of $8000.

And he planned to quit working and attend college for 4 years.

Total cost of college = $64000

Salary of his after graduating = $32000

so, Number of years he will take to recover his investment is given by

Hence, Option 'a' is correct.

d. 9

step-by-step explanation:

in the table given in the picture, x is the input of the function and f(x) is the output on the given input. in the given table, it can be read as the value of function at -3 is it's respective value of f(x) which is -9.

as we have to find the value of f(3), we will see that what is the value of output on input 3. we can see in the table that the output value at x=3 is 9.

so, option d is the correct answer ..

step-by-step explanation:

(s)he  is right it would be 5.5% because it is smaller than 15.5% or anything smaller than 15.5% in general