1 A family went out to dinner. The cost of their meal was $689, before sales tax and tip. A sales tax of 8% was added. (a) The family then tipped 20% on the amount after the sales tax was added. Part A What was the amount, rounded to the nearest cent, of just the sales tax? Show all of your work and record your final answer in the space below. Click the box below to type your math work and answer.

Which of the functions graphed below has a removable discontinuity?

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?

Annabelle's homework is 75% it took her three hours how long should she estimate it will take her to complete her homework.