Solve the problem.You have money in an account at 5% interest, compounded weekly. To the nearest year, how long will it take for your money to triple?

A. 22 years
B. 18 years
C. 31 years
D. 13 years


Answer: A

Mathematics

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Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = - 1 and x = 1. The cross sections perpendicular to the x-axis are semicircles whose diameters run from  to 

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

Mathematics

Solve the problem.If it has been determined that the probability of an earthquake occurring on a certain day in a certain area is 0.01, what are the odds in favor of an earthquake?

A. 1 to 100 B. 1 to 99 C. 99 to 1 D. 1 to 98

Mathematics

Match the given function to its graph.1) y = -2 sin (x)2) y = -2 sin (x)3) y = -2 cos (x)4) y = -2 cos (x)A)B)?

height="200" width="200" />C)D)?

A. 1B, 2D, 3A, 4C
B. 1A, 2C, 3D, 4B
C. 1A, 2C, 3B, 4D
D. 1C, 2A, 3D, 4B

Mathematics

Which of the following is a piece of free software that produces simulations of the results obtained from computing the means and proportions of several samples drawn from a population?

a. Sampling Sim b. Fathom c. Geogebra d. None of the above

Mathematics