Find the reciprocal.

A. - 
B. 2
C.
D.


Answer: D

Mathematics

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Translate to a proportion and solve. When necessary, round to the nearest hundredth.What percent of 70 is 56?

A. 125% B. 75% C. 80% D. 120%

Mathematics

Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of the feasible points.Objective Function: z = 5x + 7yFind maximum and minimum. 

A. maximum value: 37; minimum value: 21 B. maximum value: 72; minimum value: 15 C. maximum value: 72; minimum value: 21 D. maximum value: 37; minimum value: 15

Mathematics

Solve the equation.(10x - )  -  = 

A.
B.
C.
D.

Mathematics

Find the unknown length in the right triangle. Simplify the answer if necessary.

A. 25 B. 18 C. 24 D. 28

Mathematics