The basketball player Gong Luming attempted 40 shots in his last three games. He made 12 shots in the first game and 6 shots in the second game. If he made an average of 65% of his
shots out of the 40 attempted shots, how many shots did he make in the third game?

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?