Solve the problem.A $100,000 trust is to be invested in bonds paying 9%, CDs paying 7%, and mortgages paying 10%. The sum of the bond and CD investment must equal the mortgage investment. To earn an $9100 annual income from the investments, how much should the bank invest in bonds?
A. $50,000
B. $20,000
C. $30,000
D. $28,000
Answer: C
Mathematics
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Solve the problem.A tank truck hauls oil in a 
horizontal right circular cylindrical tank. If the density of the oil is 
, how much force does the oil exert on each end of the tank when the tank is half full?
A. 19,440 lb B. 12,960 lb C. 4320 lb D. 8640 lb
Mathematics
Provide an appropriate response.Use a U.S. customary ruler to measure the line below to the nearest sixteenth of an inch: 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the angle.cos-1 
A. 
B. 
C. 
D. 
Mathematics
The function f is one-to-one. Find its inverse.f(x) = (x + 3)3
A. f-1(x) = 
- 27
B. f-1(x) = 
- 3
C. f-1(x) = 
+ 3
D. f-1(x) = 
- 3
Mathematics