Achemist measured the temperature change in a container of heated oil as it cooled. she recorded a change of −19.5 degrees celsius in 2.4 minutes. what is the average change in temperature per minute? enter the your answer in the box as a decimal.

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