Answer:

Step-by-step explanation:
Using the general equation
, we already know that
and
, but we need to find
from the period:

Hence, the cosine function is 
Jennifer would earn more than $200. She would earn $230.02 over the period.
<h3>What is the simple interest that Jennifer would earn?</h3>
Simple interest is a type of interest paid only on the money invested.
Simple interest = amount invested x interest rate x time
2302 x 5 x 0.021 = $230.20
To learn more about simple interest, please check: brainly.com/question/27328409
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Answer:
50 cents
Step-by-step explanation:
half of 5.00$ is 2.50$
Answer:
4.2
Step-by-step explanation:
7 x 3/5
= 21/5
= 4.2