Questions in Grade College

Questions in Grade College

[Done] Which statement best characterizes a dictatorship? A. The leader shares power, if necessary. B. The leader maintains power through force. C. The leader inherits power through birth. D. The leader is blessed by the church.

[Done] Select the best answer for the question. 14. Computers are typically protected from viruses by the use of A. hardware. B. passwords. C. firewalls. D. attachments.

[Done] Consider the general reversible reaction: [tex]aA + bB \longleftrightarrow cC +d D[/tex] What is the equilibrium constant expression for the given system? A. [tex]K_{e q}=\frac{C^{\prime}[C] d[D]}{a[A] b[B]}[/tex] B. [tex]K_{e q}=\frac{[C][D]}{[A][B]}[/tex] C. [tex]K_{e q}=\frac{[A]^a[B]^b}{[C]^c[D]^d}[/tex] D. [tex]K_{e q}=\frac{[C]^c[D]^d}{[A]^d[B]^b}[/tex]

[Done] Luce is single and making $763 biweekly. She claims no federal withholding allowances. If the state tax is 19% of the federal tax, how much in state tax does Luce contribute? A. $12.92 B. $15.13 C. $15.77 D. $16.34

[Done] Which communication channel can you use to send quick, informal messages to family or friends? A. Phone call B. Work email C. Text message D. Office meeting

[Done] Simplify the following expression: $4-3(x+4)-3(x+1)$

[Done] Solve and simplify. Express the answer in lowest terms. $\frac{1}{5} + \frac{4}{7} = ?$

[Done] Solve the system. If the system has one unique solution, write the solution set. Otherwise, determine the number of solutions to the system, and determine whether the system is inconsistent, or the equations are dependent. [tex] \begin{aligned} -3 x-4 y+4 z & =-3 \\ 2 y-z & =1 \\ -3 x & +2 z\end{aligned}=-1 [/tex] The system has one solution. The solution set is [ ][ ][ ] The system has no solution. The system is inconsistent. The equations are dependent. The system has infinitely many solutions. The system is inconsistent. The equations are dependent.

[Done] Use the drawing tools to graph the solution to this system of inequalities on the coordinate plane. [tex] \begin{array}{l} y\ \textgreater \ 2 x+4 \ x+y \leq 6 \end{array} [/tex]

[Done] If you have an 80% furnace in a basement running 60,000 BTU/h, what is the minimum space needed so that it is not considered a confined space? A. 3000 ft3 B. 3000 ft2 C. 3000 ft D. 5000 ft3 E. 1000 ft3