Use the given cost table for the same product from two different companies to create a linear system. Then solve the system to determine when the cost of the product will be the same and what the price will
be.
Two online spice retailers sell paprika by the pound using the following pricing chart.
Paprika (lb)
Spice
1x)
$17.75
Spice Magic
s(x)
1
$31.25
2.
$42.50
$30.50
$43.25
3
$53.75
4
$56.00
$65.00
si
x + 5
s(x) = 11.25x +
Both iSpice and Spice Magic charge 5
for
pounds of paprika.

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 area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z