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Questions in Grade College

[Answered] Air pressure may be represented as a function of height above the surface of the Earth as shown below: [tex]$P(h)=P_o e^{-00012 h}$[/tex] In this function, [tex]$P_0$[/tex] is air pressure at sea level, and h is measured in meters. Which of the following equations will find the height at which air pressure is 65% of the air pressure at sea level? A. [tex]$P_o=.65 P_o e^{-.00012 h}$[/tex] B. [tex]$65=h \cdot e^{-.00012}$[/tex] C. [tex]$.65 P_o=P_o e^{-.00012 h}$[/tex] D. [tex]$h=.65 e^{-0.0012}$[/tex]

[Answered] The last step before writing a compare-and-contrast paragraph is A. reviewing the two sources. B. gathering supporting details. C. creating an outline.

[Answered] This specific group of African people have been given many labels since the 17th century: Black, Negro, Colored, and Slave were used interchangeably until the abolition of slavery in the United States. A. Black B. Negro C. Colored D. Slave E. All of the above

[Answered] Raj's bathtub is clogged and is draining at a rate of 1.5 gallons of water per minute. The table shows that the amount of water remaining in the bathtub, [tex]$y$[/tex], is a function of the time in minutes, [tex]$x$[/tex], that it has been draining. What is the range of this function? A. all real numbers such that [tex]$y \leq 40$[/tex] B. all real numbers such that [tex]$y \geq 0$[/tex] C. all real numbers such that [tex]$0 \leq y \leq 40$[/tex] D. all real numbers such that [tex]$37.75 \leq y \leq 40$[/tex]

[Answered] Failure within a compressor motor may be the result of which of the following conditions? A. A refrigerant leak in either valve port B. A faulty dual pressure control C. Corrosion in the system thermostat D. Open, shorted, or grounded motor windings

[Answered] Find $\begin{array}{l} \lim _{x \rightarrow 0} \frac{x}{f(x)}=\square \ \lim _{x \rightarrow 0} \frac{4-4 e^x}{f(x)}=\square \end{array}$

[Answered] Which statement best defines energy? A. Energy is the force applied over a distance. B. Energy is the ability to do work. C. Energy is the rate at which work is done. D. Energy is the motion of objects.

[Answered] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Answered] Prior to transporting residents, it is good practice to check the brakes, lights, and fuel gauge. TRUE FALSE

[Answered] Which of these is the next step in the lawmaking process after a bill is drafted? A. The bill is sent to the president. B. The chamber votes on the bill. C. The president signs or vetoes the bill. D. The bill is introduced in Congress.