Solve.David recently switched to a long distance phone company which charges a monthly fee of $7.45 plus $0.06 per minute. A linear function that expresses the monthly bill B as a function of minutes used m is 
What is the monthly bill if 250 minutes were used for long distance phone calls?
A. $157.45
B. $19.71
C. $22.45
D. $15.00
Answer: C
Mathematics
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Multiply.
A. 185 B. 62 C. 55 D. 85
Mathematics
Solve.Approximate to the nearest hundredth the volume of a sphere with diameter of 1.6 meters. Use 3.14 for ?.
A. 2.14 cu m B. 8.04 cu m C. 1.34 cu m D. 12.86 cu m
Mathematics
Match the story with the correct figure.The height of an animal as a function of time.
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated.(4x2 - xy - y2) + (x2 + 3xy + 6y2)
A. 3x2 - 4xy - 7y2 B. 5x2 + 2xy + 5y2 C. 5x2 + 4xy + 7y2 D. 4x2 + 3xy + 6y2
Mathematics