Afashion designer created a sketch of a square scarf. the design has one large triangle and two congruent smaller triangles. the shaded portion shows the part made from red silk. the sketch of the scarf has a scale of 5 inches = 3 feet. how much red silk does the fashion designer need to make the scarf?

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

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?