Wilson's sand and gravel will deliver 12 yd^3 of gravel for $240, 30 yd^3 for $528, and 60 yd^3 for $948. What is the average rate of change of the cost as the number of cubic yards varies from 12 to 30? What is the average rate of change as the number of cubic yards varies from 30 to 60?

Q: a snowball melts so that its surface area decreases at a rate of3 cm¯/min, find the rate atwhich th…

A: Surface Area of a spherical ball is  A=4πr2 where 'r' is the radius of the ball.

Q: How can I find the average rate of change?

A: Given that:f(x)=2x2-x+1 ;          x=0, x=3

Q: Suppose an equilateral triangle has edges of lengths x. As the lengths of the edges increase, the…

A: Given An equilateral triangle, Area increase=(3^0.5)/2

Q: Find the amount of a 6% acid solution and the amount of a 14% acid solution Pat Mayfield should…

A:

Q: The area of a rectangle of side lengths L cm and L + 4 cm is increasing at a rate of 30 cm^2s−1.…

A:

Q: The radius of a cylinder is increasing at a constant rate of 2 inches per minute. The volume remains…

A:

Q: Is the rate of change in cost constant with respect to the number of pencils bought? Explain.

A: Yes, the rate of change of cost is constant with the rate of change of pencil.

Q: The sides of a cube increase at a rate of K cm/s. When the sides have a length of 2 cm, the rate of…

A:

Q: One of my homework question is  A lawn requires 319 gal of water for every 500ft ^2 what is the rate…

A: Given informationRequire water to lawn = 300 galArea of the lawn = 500 square ft