The perimeter of a square must be greater than 42 inches but less than 68 inches. Find the range of possible side lengths that sat soft these conditions.

Two trucks leave a warehouse at the same time. One travels due north at an average speed of 58 miles per hour, and the other travels due south at an average speed of 48 miles per hour. After how many hours will the two trucks be 424 miles apart?

Find the equation in slope intercept form. For the line which is perpendicular to this line 4x + 4y = 3y - 3 and passes through the point (1,-2)

Find the standard form for the equation for the circle center (-4,7/4) and tangent to the y axis

Among all rectangles that have a perimeter of 184, find the dimensions of one whose area is largest. Write your answers as fractions reduced to lowest terms.

An arrow is launched with a velocity of 256 feet per second from the top of a 40 foot building. What is the maximum height attained by the arrow.

Suppose that y varies directly as the square root of X and that y=39 when X = 169 what is y when X =80? Round your answer to 2 decimal places.

42/4 = 11

68/4 = 17