Provide an appropriate response.You are asked to change 5 to an improper fraction. What should be your first step?

A. Multiply 8 and 5.
B. Divide 8 by 13.
C. Multiply 13 and 5.
D. Add 5 and 8.


Answer: C

Mathematics

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Solve the problem.A solid right circular cylinder is bounded by the cylinder r = 1 and the planes z = 0 and z = 5. Find the moment of inertia about the z-axis if the density is ? = 3z.

A. ?
B. ?
C. 25?
D. ?

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Use the exponential key to find an approximation to the nearest thousandth.

A. 7.180 B. 5.745 C. 7.978 D. 12.899

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Solve the problem.The equation ?2 = tan-1 (?C/G) gives the phase angle of impedance in the parallel portion of a distributed constant circuit. Find ?2 if ond,  and 

A. 89.7° B. 1.5° C. 88.5° D. 85.9°

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Find the amount or rate of discount and the sale price after the discount. Round money answers to the nearest cent if necessary.Original price: $570 Rate of discount: 30%

A. $85.50, $484.50 B. $176.70, $393.30 C. $165.30, $404.70 D. $171.00, $399.00

Mathematics