Questions in Grade College

Questions in Grade College

[Jawaban] The function $f(x)=\frac{0,000+0.2 \lambda}{x}$ yields the average cost in dollars for a company to produce $x$ copies of a comic book. Which statement best fits the situation modeled by the function? A. The company earns 20% of the issue price as profit from each copy sold. B. The company earns 20 cents as profit from each copy sold. C. The company spends 20% of the issue price on materials to produce each copy. D. The company spends 20 cents on materials to produce each copy.

[Jawaban] You work as a residential painter. A customer wants two tables and eight chairs painted using one coat of the same color paint. Each table requires $1 \frac{5}{8}$ quarts of paint, and each chair requires $\frac{2}{3}$ quarts of paint. How many total quarts of paint should you bring to paint this furniture? A. $6 \frac{23}{24}$ B. $8 \frac{7}{12}$ C. $5 \frac{1}{3}$ D. $3 \frac{1}{4}$ E. $3 \frac{9}{11}$

[Jawaban] Which one of the following formulas correctly expresses this statement: A quantity [tex]$x$[/tex] is equal to the sum of the squares of [tex]$a$[/tex] and [tex]$b$[/tex]? A. [tex]$x=2 a+2 b$[/tex] B. [tex]$x=\sqrt{a+b}$[/tex] C. [tex]$x=\sqrt{a b}$[/tex] D. [tex]$x=a^2+b^2$[/tex]

[Jawaban] Heather is training for a long-distance run. Her data points listed below represent the days of practice, [tex]$x$[/tex], and the number of miles run, [tex]$y$[/tex]. [tex]$(1,2.5),(2,4.2),(4,5.6),(6,7),(8,8.1),(10,11)$[/tex] Use the equation to interpolate the value and estimate the distance that she could have run on day 3. Round to the nearest tenth of a mile. day 3 = [$\square$] miles

[Jawaban] What is the range of [tex]$y=\log _8 x$[/tex]? A. all real numbers less than 0 B. all real numbers greater than 0 C. all real numbers not equal to 0 D. all real numbers

[Jawaban] $5-6-8= -9 -19 -7 -11

[Jawaban] The radius of a circle with an area of 60 square centimeters is represented by the expression [tex]$\sqrt{\frac{60}{\pi}}$[/tex] centimeters. What is another way of expressing the radius? A. [tex]$2 \sqrt{15 \pi}$[/tex] B. [tex]$4 \sqrt{5 \pi}$[/tex] C. [tex]$\frac{2 \sqrt{15 \pi}}{\pi}$[/tex] D. [tex]$\frac{4 \sqrt{5 \pi}}{\pi}$[/tex]

[Jawaban] A single person earns a gross biweekly salary of $840 and claims 5 exemptions. How will federal taxes affect his net pay? a. Federal taxes will not affect the net pay. b. Net pay will increase $11 from the gross pay. c. Net pay will decrease $11 from the gross pay. d. Net pay will decrease $13 from the gross pay.

[Jawaban] If [tex]f(x)=x^2-2 x[/tex] and [tex]g(x)=6 x+4[/tex], for which value of [tex]x[/tex] does [tex](f+g)(x)=0[/tex]?

[Jawaban] Factor the expression. [tex]$-3 r-15$[/tex] Factor out a negative number. [](r+[])