Solve the problem.A sum of money amounting to $3.75 consists of dimes and quarters. If there are 27 coins in all, how many are quarters?
A. 20 quarters
B. 12 quarters
C. 22 quarters
D. 7 quarters
Answer: D
Mathematics
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Solve the system by graphing.
A. (1, 1) B. (-1.5, -1) C. Inconsistent D. (1.5, -1)
Mathematics
Answer the question.Explain how (m + n)3 differs from m3 + n3 by expanding (m + n)3.
What will be an ideal response?
Mathematics
Find the foci of the given hyperbola.
- 
= 1
A. (0, - 
) , (0, 
)
B. (-11, 0), (11, 0)
C. (- 
, 0) , (
, 0)
D. (0, -5), (0, 5)
Mathematics
Use the given graph to find the x-intercepts.
A. -4, 7 B. 4, 7 C. -4, -7 D. -7, 4
Mathematics