Looking for with number 8. also if you could show your work so i can follow it for the final 4

Lois and clark own a company that sells wagons. the amount they pay each of their sales employees (in dollars) is given by the expression 12h+30w12h+30w where hh is the number of hours worked and ww is the number of wagons sold.

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.