Trevon and Jack are selling pies for a school fundraiser. Customers can buy apple pies and blackberry pies. Trevon sold 8 apple pies and 6 blackberry pies for a total of

$150. Jack sold 6 apple pies and 12 blackberry pies for a total of $210. What is the

cost each of one apple pie and one blackberry pie?

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?

What is the slope of the line that contains the points (-2,1) and (0,-3)