David measured the distance from his house to a soccer field as 3 km. the actual distance from his house to the soccer field is 2.84 km.

solve for the approximate percent error in david’s measurement. round to the nearest tenth of a percent, if necessary. a. 0.16% b. 5.3% c. 5.6% d. 16%

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?

Drag the tiles to the correct boxes to complete the pairs. using the properties of integer exponents, match each expression with the correct equivalent expression.

3x = 729 solve for x plz . it's urgent. will mark