Solve.What percent of 36 is 45?

A. 130%
B. 125%
C. 80%
D. 120%


Answer: B

Mathematics

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Evaluate -x for the given value of x.x = 32.2

A. 32.2
B. -32.2
C. 32
D.

Mathematics

Find the indicated probability.The table shows the distribution of family size in a certain U.S. city   Family Size Probability  20.457  30.203  40.198  50.088  60.036  7+0.018A family is selected at random from the city. Find the probability that the size of the family is between 2 and 5 inclusive. Round approximations to three decimal places.

A. 0.858 B. 0.401 C. 0.545 D. 0.946

Mathematics

Solve the problem.To find the distance AB across a river, a distance BC = 1,101 m is laid off on one side of the river. It is found that B = 112.8° and C = 12.0°. Find AB rounded to the nearest meter.

A. 279 m B. 230 m C. 233 m D. 282 m

Mathematics

Solve.Acme Computer Products finds that the marginal revenue R in producing x computer networking connectors is given by the polynomial function  dollars/connector. Find an equivalent expression for R(x) by factoring out x.

A. x( - x)
B. x( - x)
C. x( + x)
D. x(1500 - x)

Mathematics