The diameters of bolts produced by a certain machine are normally distributed with a mean of 0.50 inches and a standard deviation of 0.02 inches. What percentage of bolts will have a diameter greater than 0.49 inches

Witch represents the inverse of the function f(x)=1/4x-12

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 the sum of 3 1/6 + 6 3/8?