Solve the problem.A sum of money amounting to $4.45 consists of dimes and quarters. If there are 22 coins in all, how many are quarters?
A. 9 quarters
B. 7 quarters
C. 20 quarters
D. 15 quarters
Answer: D
Mathematics
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Answer as requested.Which of the following is likely a cause-and-effect relationship?
A. When the temperature drops, consumption of heating oil rises. B. When I drive to work, the sun rises. C. When the rooster crows, the morning glories open. D. When I see stars, I also see the moon.
Mathematics
Evaluate the integral.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Use the graph to evaluate the limit.
f(x)
A. does not exist B. 0 C. -2 D. 2
Mathematics
Solve the problem.Find the length of the unknown side of the right triangle, where a and b are the legs and c is the hypotenuse. a = 6, b = ?, c = 10
A. b = 10 B. b = 8 C. b = 7 D. b = 9
Mathematics