A number, x, is rounded to 2 decimal places is 7.42
write down the error interval for x

Find the area of a parallelogram with base 15 yards and height 21 2/3

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?

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265