The school choir is selling fruit boxes to earn money for new robes. the fruit boxes sell for $30
each. the company charges a $125 delivery fee and $9 per box, which inequality can be used t
determine the number of boxes the choir must sell to make a profit?

a.125 + 9x < 30%
b.125x + 9 < 30%
c.125 + 9x > 30%
d.9x < 30x + 125

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

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?

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?