Questions in mathematics

Questions in mathematics

📝 Answered - A tile factory earns money by charging a flat fee for delivery and a sales price of $0.25 per tile. One customer paid a sum for 10,000 tiles. The equation [tex]y-3,000=0.25(x-10,000)[/tex] models the revenue of the the factory, where [tex]x[/tex] is the number of tiles and [tex]y[/tex] is the total cost to the customer. Which function describes the revenue of the tile factory in terms of tiles sold? What is the flat fee for delivery?

📝 Answered - Is the origin a solution to the inequality $18x + 12y > 4$? True False

📝 Answered - Solve the system by using Gaussian elimination or Gauss-Jordan elimination. [tex] \begin{aligned} -4 x+11 y & =58 \\ x-3 y & =-12 \end{aligned} [/tex] The solution set is { [ ] , [ ] )}

📝 Answered - What is $64-9 x^2$ in factored form?

📝 Answered - Complete the following multiplication and division calculations involving fractions (show all the steps). 4.1.1. [tex]$\frac{4}{6} \div \frac{3}{12}$[/tex] 4.1.2. [tex]$\frac{7}{9} \times \frac{4}{28}$[/tex]

📝 Answered - Solve $x^2+4 x-7=0$

📝 Answered - "Princess Tower" in Dubai is considered the world's tallest residential building, towering to 101 floors! [tex]T(n)[/tex] models the number of tenants living on floor [tex]n[/tex] of the tower. What does the statement [tex]T(60)\ \textgreater \ T(10)+T(30)[/tex] mean? Choose 1 answer: A. The height of floor 60 is greater than the sum of the heights of floors 10 and 30. B. The number of floors with 60 tenants is greater than the number of floors with either 10 or 30 tenants. C. There are more tenants on floor 60 than there are tenants on floors 10 and 30 combined.

📝 Answered - Where would we find the point $(-10,0)$? A) $x$-axis B) $y$-axis C) Quadrant III D) Quadrant II

📝 Answered - Evaluate: $-5+(-3)^2+2$ A. 3 B. 6 C. 1 D. 11

📝 Answered - \(\begin{array}{l}6 \frac{2}{4} \div 7 \frac{1}{5}= \\ 1 \frac{3}{6} \div 2 \frac{1}{2}= \\ 1 \frac{3}{4} \div 2 \frac{1}{7}=\end{array}\)