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Questions in mathematics

📝 Answered - [tex]$\frac{2 \times 3 \times 10}{6 \times 5 \times 4} \quad \frac{8 \times 12 \times 15}{4 \times 24 \times 40} \quad \frac{18 \times 10 \times 14}{35 \times 27 \times 15}$[/tex]

📝 Answered - Make $x$ the subject of $8 x=v$

📝 Answered - Simplify $\left(1.9^2 \cdot 2.4^{-3}\right)^2\left(1.9^3 \cdot 2.4^{-2}\right)^{-3}$.

📝 Answered - Which term best describes the statement given below? If [tex]$p \Rightarrow q$[/tex] and [tex]$q \Rightarrow r$[/tex], then [tex]$p \Rightarrow r$[/tex]. A. Contrapositive statement B. A syllogism C. Inverse statement D. Converse statement

📝 Answered - Jessie graphed one of the lines in a system of equations: $y=3 x-2$. If the system has an infinite number of solutions, which statements are true? Check all that apply. A. Any point in the coordinate plane is a solution because it has an infinite number of solutions. B. Point $(1,1)$ is a solution because it is one of the points on the line already graphed.

📝 Answered - Solve for $m$. $7 m=3+4 m$ A. $m=\frac{3}{11}$ B. $m=-7$ C. $m=-\frac{5}{4}$ D. $m=1

📝 Answered - Which equation represents the total commission (c) a sales associate receives if he sells laptop computers (l) with a commission of $39.95 for each sold laptop? What's the total commission if he sells 15 laptops? A) $I=39.95 c, $599.25 B) $c=39.95 t ; $599.25 C) $c=39.95l ; $2.66 D) $I=39.95 c, $2.66

📝 Answered - What is the solution to the linear equation? $4 b+6=2-b+4$ A. $b=-2$ B. $b=0$ C. $b=4$ D. $b=6$

📝 Answered - Dada la siguiente expresión matemática que se muestra a continuación RADICACIÓN DE NÜMEROS ENTERO $\left(\frac{2^5 \times 2^2}{2^4}\right)^2=$ Su resultado es: a. $、 16$ b. 32 c. 64 d. 128

📝 Answered - The table shows the estimated number of lines of code written by computer programmers per hour when [tex]$x$[/tex] people are working. Productivity | People working | Lines of code written hourly | | :------------- | :--------------------------- | | 2 | 50 | | 4 | 110 | | 6 | 160 | | 8 | 210 | | 10 | 270 | | 12 | 320 | Which model best represents the data? [tex]$y=47(1.191)^x$[/tex] [tex]$y=34(1.204)^x$[/tex] [tex]$y=26.9 x-1.3$[/tex] [tex]$y=27 x-4$[/tex]