A bag contains the following marbles: 5

black marbles, 15 blue marbles, 20 brown marbles, and 10 green marbles. What is the ratio of brown marbles to black marbles? Express your ratio as a fraction or with a colon.

How do you these problem 16 divide 320

A rancher wants to build a rectangular pen with an area of 36 m2. (a) Find a function that models the amount F of fencing required, in terms of the width w of the pen. F (w) = (b) Find the pen dimensions that require the minimum amount of fencing.

Which expression is equivalent to - 10x+5? A. - 5x B. - 15x C. 10x-5 D. 5-10x E. - 5-10x

Calculate the discriminant: 5x² + 2x - 2 = 0

Combining like terms with negative coefficients 3z+2 + (-5z) + 6

Jonathan's new car cost $20,000. After a year, the value of the car is $17,000. If the car depreciates by a fixed factor every year, what will be the value of the car two years after its purchase?

Rectangle A.- Length of Base (b) : 5 cm Height (h) : 12 cm Area (A) : 60 cm2 Rectangle B.- Length of Base (b) : 4cm Height (h) : 8 cm Area (A) : 32 cm2 Rectangle C.

What is the greatest common factor of 9,12, and 6

Write $875.48 in word form

When the absolute value of the slope gets smaller, the graph of a line gets?