Joseph would like to make
12
pounds of a coffee blend at a cost of
$6.25
per pound. He blends Ground Chicory at
$4.40
a pound with Jamaican Blue Mountain at
$8.84
per pound. How much of each type of coffee should he use?

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

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?

Find the value of x to the nearest tenth. a. 4.5 b. 5.4 c. 6.3 d. 7.2