Simple interest is $ 9
<em><u>Solution:</u></em>
Given that,
P = $ 400

T = 0.25 years
<em><u>The formula for simple interest is:</u></em>

Where,
I is the simple interest earned
R is the rate of interest in decimal
T is the number of years
<em><u>Substituting the values we get,</u></em>

Thus simple interest is $ 9
Answer:
Sorry, can't help in this question
Step-by-step explanation:
If y = x then it would just be y = x. A straight line going up through the origin.
Not sure what your asking here
Answer:
129
Step-by-step explanation:
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