Solve the problem.Mardi received an inheritance of $60,000. She invested part at 4% and deposited the remainder in tax-free bonds at 6%. Her total annual income from the investments was $2800. Find the amount invested at 4%.
A. $39,000
B. $20,000
C. $57,200
D. $40,000
Answer: D
Mathematics
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; Round to the nearest tenth.
A. 0.3 B. 1.29 C. 1.3 D. 0.8
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÷ 
A. 
B. 
C. 
D. 
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The following figure is composed of one large and three small semicircles. Find the shaded area enclosed by the four semicircles. Give the exact answer.
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Provide an appropriate response.Can the sum be simplified without first simplifying the individual radical expressions?
- 
A. Yes B. No
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