Solve the problems.A quality-control inspector examined 210 calculators and found 15 of them to be defective. At this rate, how many defective calculators will there be in a batch of 14,490 calculators?
A. 69
B. 5
C. 1,035
D. 3,150
Answer: C
Mathematics
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Solve the problem.Find the moment of inertia about the y-axis of a lamina in the first quadrant bounded by the coordinate axes and the curve 
if 
.
A. Iy ? 
B. Iy ? 
C. Iy ? 
D. Iy ? 
Mathematics
Simplify. Assume variables represent nonnegative values.
A. 6
B. 7
C. 61
D. 5
Mathematics
Differentiate.
Mathematics
Provide an appropriate response.True or False? 
= 
A. False B. True
Mathematics