In 25 minutes li can run 10 laps around the track. determine the number of laps she can run per minute.
a. find the constant of proportionality in this situation.
b. write an equation to represent the relationship.

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

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?

Complete the steps to find 4.830 ÷ 5