Questions in Grade College

Questions in Grade College

[Jawaban] The exchange rate between non-fixed currencies continually fluctuates. The chart below shows the exchange rate of the US dollar to the Japanese yen over the course of six days. \begin{tabular}{|c|c|} \hline Day & $¥$ \\ \hline Monday & $1: 88.6122$ \\ \hline Tuesday & $1: 90.8305$ \\ \hline Wednesday & $1: 87.5507$ \\ \hline Thursday & $1: 91.2323$ \\ \hline Friday & $1: 92.7120$ \\ \hline Saturday & $1: 89.4477$ \\ \hline \hline \end{tabular} Mary has $311.75 to convert into yen. The currency exchange she is using charges a surcharge of 6% when converting currency. About how many more yen will Mary receive if she makes her trade on the day with the most favorable exchange rate than if she makes her trade on the day with the least favorable exchange rate? A. ¥ 1,125 B. ¥ 1,513 C. ¥ 1, 609 D. ¥ 1,706

[Jawaban] Where would be the best place for Marcus to find time for studying, given the following schedule? | Activity | Hours | | --------------- | ----- | | Sleep | 6 | | Meals | 1.5 | | Work | 4 | | Class | 4 | | Study | 0 | | Extracurricular | 1 | | Exercise | 0.5 | | Personal | 1 | | Family | 2 | | Entertainment | 2.5 | | Social | 1 | | Other | 0.5 |

[Jawaban] Marijuana is typically sold in the form of cut, dried leaves and stems. a) true b) false

[Jawaban] A scientist uses the expression [tex]$\frac{5}{9}(F-32)$[/tex] to convert temperature. What is the temperature, in [tex]${}^{\\circ} F$[/tex], of a substance at [tex]$-25^{\\circ} C$[/tex]? A. -13 B. 18 C. 13 D. -32

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

[Jawaban] 21. $1- x + x ^2- x ^3=$ a) $(1+x)\left(1-x^2\right)$ b) $(1-x)\left(1+x^2\right)$ c) $(1-x)\left(1-x^2\right)$ d) $(1-x)\left(1+x^2\right)$

[Jawaban] Creating structured transitions is an example of a support at which level of the Support Pyramid? A. Targeted B. Environmental C. Foundational D. Intensive

[Jawaban] Which statement describes the domain of the function [tex]$f(x)=\frac{3 x}{4 x^2-4}$[/tex]? A. all real numbers B. all nonzero real numbers C. all real numbers except [tex]$x=\frac{3}{4}$[/tex] D. all real numbers except [tex]$x=-1$[/tex] and [tex]$x=1$[/tex]

[Jawaban] What is the range of the function $y=\sqrt{x+5}$? A. $y \geq-5$ B. $y \geq 0$ C. $y \geq \sqrt{5}$ D. $y \geq 5

[Jawaban] e) $\frac{2}{3}\left(\frac{1}{2}-\frac{6}{5}+\frac{3}{4}\right) \div(-1+0,4+1,5)=$