Translate the problem to a system of equations and then solve.Joan has a pocketful of dimes and quarters worth $2.35. If there are 16 coins in all, then how many are quarters?
A. 13 quarters
B. 5 quarters
C. 10 quarters
D. 11 quarters
Answer: B
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Solve the problem.A packing crate measures 5 feet by 11 feet by 9 feet. What is the area of its smallest side?
A. 45 ft2 B. 55 ft2 C. 99 ft2 D. 495 ft3
Answer the following statement(s) true (T) or false (F)
1. If a problem involves a large array or diagram, a good strategy to try is “Use a Variable.” 2. If a problem involves a physical situation, the “Draw a Picture” strategy may be appropriate. 3. If a problem involves a sequence of numbers or figures, the “Draw a Picture” strategy may be appropriate. 4. If a problem asks you to make a prediction or generalization, the “Look for a Pattern” strategy may be appropriate.
Rectangular coordinates of a point are given. Use a graphing utility in radian mode to find polar coordinates of the point.(-3, -6) Express both r and ? to two decimal places.
A. (6.71, -2.03) B. (6.71, - 1.11) C. (6.71, 1.11) D. (6.71, + 2.03)
Find the indefinite integral.
?
?
A. 
B. 
C. 
D. 