Questions in mathematics

Questions in mathematics

[Answered] How many edges does a cube have?

[Answered] What is \(\frac{9}{20}\) as a decimal and percent?

[Answered] Adam drew two rectangles of the same size and divided them into the same number of equal parts. He shaded [tex]\frac{1}{3}[/tex] of one rectangle and [tex]\frac{1}{4}[/tex] of the other rectangle. What is the least number of parts into which both rectangles could be divided?

[Answered] How can I change [tex] \frac{19}{4} [/tex] into a mixed number?

[Answered] Can you find the base and height measurements for a triangle if you know that the area is 22 square units? Explain why or why not.

[Answered] Use elimination to solve this system of equations: 1. \( x - 4y = -11 \) 2. \( 5x - 7y = -10 \)

[Answered] If a runner covers 400 meters in 50 seconds, what is the runner's average speed? What if the runner takes 60 seconds to cover the same distance?

[Answered] Use elimination to solve this system of equations. \[ 2r + 3s = 9 \] \[ 3r + 2s = 12 \]

[Answered] An investment of $2000 in a bank account doubles every five years. The function that models the growth of this investment is [tex]f(x) = 2000 \cdot 2^x[/tex], where \(x\) is the number of doubling periods. How many years correspond to one doubling period?

[Answered] What number is 30% of 68?