Write the interval -25 ≤ x < 30 using set notation and interval notation. my teacher is confusing and i didn't get it :( please help

17 in long 1.3 ft wide and 8in high what is the volume

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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?