: At its peak, an online shopping site was selling about 420 items per second. At this rate, how many items would it sell in 30 minutes (1,800 seconds)

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?

What is the point slope form of a line with slope -5 that contains point (2,-1)

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?