Decide whether the proportion is true or false. = 

A. True
B. False


Answer: B

Mathematics

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Determine whether the following is always true or not always true. Given reasons for your answers.u × v = -(v × u)

What will be an ideal response?

Mathematics

Perform the indicated operations.8 + 4

A. 4
B. 32
C. 12
D. 12

Mathematics

Solve.A machinist worked 40 regular hours and 10 overtime hours during one week and earned $660. If his regular pay Is $480, what did he earn during overtime hours?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the problem.As one approaches a certain sound source, the sound intensity in arbitrary units increases according to the following function of time: F(x) = - . Starting at x = 0, when the source of sound is first sensed, how much time elapses until maximum sound intensity is felt? Round the result to the nearest hundredth.

A. 2.07 sec B. 26.07 sec C. 14.77 sec D. 0.36 sec

Mathematics