Kathy buys p pounds of grapes for $2.19 per pound and one pound of kiwi for $3.09 per pound. what does the expression 2.19p - 3.09 represent

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

The volume of a cube is 8 in to the 3rd power. how long is each side?