The proceeds from a saturday car wash are directly proportional to the number of cars washed. the total after 7 cars is $140. how much is raised if 60 cars are washed?

What is the volume of a cylinder with a hight of 6.8 and a radius of 4

A metal company's old machine makes bolts at a constant rate of 100 bolts per hour. The company's new machine makes bolts at a constant rate of 150 bolts per hour.

What is the slope of a line that is perpendicular to a line whose equation is 5y=10+2x? enter your answer in the box?

John flips a fair coin 40 times. How many times can he expect heads to appear? 4 10 15 20

A rectangle is twice twice as long as it is wide and has the same perimeter as a square whose area is 9 square feet feet larger than that of the rectangle. what are the dimensions of both the rectangle and the square?

How to solve - 1 - 2/3 (6/7-3/7n)

Which equation correctly solves for h, the x-coordinate of the vertex of a quadratic function, when starting with the equation for the vertex form of a parabola? h = x + a-yk h = x + a-ky h = x + y-ka h = x + y+ka

What is the simplified form of (-5a/3) ^-3

Which of the following two statements is true regarding correlation? Correlation is a qualitative measure of the strength of a linear association between two variables.

Which is the graph of the system of equation y=3x+6 and y=3x+1?