Solve the problem.Use the formula A = P(1 + r)2 to find what the rate of interest is if a principal amount of $4000 grows to $4752.40 in 2 years, if interest is compounded annually.
A. 7%
B. 10%
C. 11%
D. 9%
Answer: D
Mathematics
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Solve the problem.A child's coin bank contains $1.75 in pennies and nickels. If the number of pennies is 32 less than 4 times the number of nickels, how many pennies are in the bank?
A. 50 pennies B. 4 pennies C. 60 pennies D. 23 pennies
Mathematics
Find the partial fraction decomposition for the rational expression.
A. 
+ 
B. 
- 
C. 
- 
D. 
- 
Mathematics
Find the indicated term.If a1 = 4, d = 4, find a28.
A. 112 B. -108 C. -104 D. 116
Mathematics
Solve the equation.
- 8 = x
A. {144} B. {-36} C. {72} D. {36}
Mathematics