A motor boat takes 4 hours to travel 128 miles going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

X + x over 4 = x + 2 over 3

Each dimension of a cube has been increased to twice its original size. If the new cube has a volume of 64,000 cubic centimeters, what is the area of one face of the original cube?

If a puzzle has 5 empty squares and 5 shades in, what improper fraction represents the shaded part?

Lamar and Jessie are multiplying 7/9 * 4/9 Lamar say the product will be less than 7/9 jessie says the product will be less than 4/9 who is correct? Explain

Which function has a vertex at (2, - 9) ? f (x) = - (x - 3) 2 f (x) = (x + 8) 2 f (x) = (x - 5) (x + 1) f (x) = - (x - 1) (x - 5

After 3.5 hours, Pasha had traveled 217 miles. if she travels ata constant speed, how far will she have traveled after 4 hours?

Find the range of f (x) = 3x + 2 for the domain = {1,2,3}.

Given the quadratic function f (x) = 2 (x+3.5) ^2-4.5, find the equation of the axis of symmetry, and find the zeros of the function. Determine whether the function has a maximum value or minimum value and determined that value.

what is the difference of the polynomial, write your answer in descending order. (3x^2 - 3x + 6) - (5x^2 + 2x + 9)

Qrs is an equilateral triangle. If QR is seven less than twice x, RS is 61 less than 5 times x, and QS is 11 more than x, find x and the measure of each side