If dean has 5 pencils 2 erasers 3 pens 12 markers 14 crayons

a. what is the ratio of crayons to erasers

b. what is the ratio to the total items to pens

If f(x)= 3x+6 which of the following is the inverse of f(x)

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?

How many verticies does a triangular prims have