Solve. Write a mixed numeral for the answer.Peter must practice the piano 12
hours per week. He has already practiced 2
hours. How many more hours does he need to practice?
A. 9
hr
B. 9 hr
C. 10
hr
D. 8
hr
Answer: A
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Solve the problem.Using the Maclaurin series for ln(1 + x), obtain a series for ln 
.
A. 
B. 
C. 2
D. 2
Solve the problem.Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 4 times as many dimes as nickels, and the value of the dimes is $3.15 more than the value of the nickels. How many nickels and dimes does Jamil have?
A. 36 nickels and 9 dimes B. 8 nickels and 32 dimes C. 10 nickels and 40 dimes D. 9 nickels and 36 dimes
Solve the problem.A lumber yard has fixed costs of $7189.50 a day and variable costs of $1.00 per board-foot produced. The company gets $2.50 per board-foot sold. How many board-feet must be produced daily to break even (zero profit)?
A. 7189 board-feet B. 3195 board-feet C. 4793 board-feet D. 2054 board-feet
Solve the equation.8w2 - 3w + 1 = 0
A. 
B. 
C. 
D. 