Solve the problem.Kevin invested part of his $10,000 bonus in a certificate of deposit that paid 6% annual simple interest, and the remainder in a mutual fund that paid 11% annual simple interest. If his total interest for that year was $800, how much did Kevin invest in the mutual fund?
A. $5,000
B. $4,000
C. $3,000
D. $6,000
Answer: B
Mathematics
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Find a polar equation for the circle.x2 + (y - 6)2 = 36
A. r cos ? = -12 B. r = -12 sin ? C. r = 12 cos ? D. r = 12 sin ?
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 1
D. 
Mathematics
Solve the problem.A weight hangs from a rope 20 feet long. It swings through an angle of 27° each second. How far does the weight travel each second? Round to the nearest 0.1 foot.
A. 8.1 feet B. 9.4 feet C. 9.0 feet D. 8.7 feet
Mathematics