How much more pizza is in a 12-in. diameter pizza than an 8-in. diameter pizza?
round your answer to the nearest hundredth.
be sure to show all work and label your answer!

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

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?