Fred's interest from the investment after 3 years based on the amount invested will be $381.48.
The investment is compounded quarterly so the period and the rate need to converted to quarterly basis.
Interest = 4.01%/4 = 1.0025%
Period = 3 x 4 quarters = 12 quarters
Amount in 3 years is:
= Amount x ( 1 + rate) ^ period
= 3,000 x ( 1 + 1.0025%)¹²
= $3,381.48
The interest is:
= 3,381.48 - 3,000
= $381.48
In conclusion, the interest is $381.48.
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