1
2
3
4
ó
7
8
9
10
The scale drawing of a swimming pool measures 2 inches by 3 inches on the drawing 25 inches = 3 feet. What are the actual
dimensions of the pool?
18 feet x 24 feet
24 feet x 36 fees
30 feet x 40 feet
Submit

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?