Questions in Grade College

Questions in Grade College

[Done] In a study of 1350 elementary school children, 118 out of the 615 girls in the study said they want to be a teacher when they grow up. What percent of the study's participants were boys? Round to one decimal place. A. 19.2% B. 54.4% C. 45.6% D. 83.7%

[Done] Evaluate [tex]\lim _{x \rightarrow 0} \frac{e^x-e^{-x}}{\sin x}=\square[/tex]

[Done] What must students use when summarizing an informational text? Select 3 options. A. a casual tone B. informal language C. academic language D. an objective, formal tone E. a variety of sentence types

[Done] When the function is given in vertex form $y=a(x-h)^2+k$, how is the vertex found? A. $(k, h)$ B. $(x, y)$ C. $(h, k)$ D. $(y, x)$

[Done] Passengers that find seat belts uncomfortable are not required to wear them. TRUE FALSE

[Done] The endpoints of $\overline{A B}$ are $A (13.8,7)$ and $B (6.4,10)$. Find the coordinates of the midpoint.

[Done] If $h(x)$ is the inverse of $f(x)$, what is the value of $h(f(x))$? A. 0 B. 1 C. $x$ D. $f(x)$

[Done] Is this statement true or false? After the revolution in transportation, factories began to grow in size.

[Done] $\triangle R S T \sim \triangle R Y X$ by the SSS similarity theorem. Which ratio is also equal to $\frac{R T}{R X}$ and $\frac{R S}{R Y}$ ? $\frac{X Y}{T S}$ $\frac{S Y}{R Y}$ $\frac{R X}{X T}$ $\frac{S T}{r x}$

[Done] Solve the following linear system of equations: [tex]\begin{array}{l} 3 x+y=21 \\ 6 x-4 y=6 \end{array}[/tex] x = y =