A circle has a diameter of 14 mm. What is its circumference? Use 3.14 for π, and do not round your answer. Be sure to include the correct unit in your answer.

Asphere has a diameter of 10 in. what is the volume of the sphere?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

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?