Solve the problem.An auto repair shop charged a customer $510 to repair a car. The bill listed $60 for parts and the remainder for labor. If the cost of labor is $45 per hour, how many hours of labor did it take to repair the car?
A. 11 hr
B. 10.5 hr
C. 10 hr
D. 9 hr
Answer: C
Mathematics
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Solve.On a technical drawing, a cylinder has a diameter of 2.345 in. with a tolerance of 0.015 in. What is the percent tolerance? (Round to the nearest hundredth.)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate the expression.(-0.05) 4
A. 0.2 B. -0.00000625 C. -0.2 D. 0.00000625
Mathematics
Find the domain of the rational function.f(x) = 
A. all real numbers except 10, ±2 B. all real numbers except 2, 100 C. all real numbers except 2, 10 D. all real numbers except ±10, 2
Mathematics
Graph the circle using the given equation.x2 + y2 = 25
A. 
B. 
C. 
D. 
Mathematics