You invest $2,000.00 at a rate of 4% APR for a 3 months. How much interest did you earn?

A$80.00
B$40.00
C$20.00
D$10.00

You earn $10.00/hour and work 40 hours/week. You invest $4,000.00 at an interest rate of 5% APR for a year. How much interest did that savings earn in a year in terms of hours of work?

A100 hours
B20 hours
C40 hours
D400 hours

Verified Answer :

1) If you invest $2,000.00 at a rate of 4% APR for 3 months and the interest is compounded monthly then in 3 months.It will be worth $2,020.07.
So subtracting $2,000 from $ 2,020.07
we get.
$20.07

2) 
I = Prt 
I = 4,000 * 0.05 
I = $200 

200 / 10 = 20 hours of work

Answer:

1.a

2.c

3.c

4.b

100% brainless please