What is the total price of a $24.47 meal at Whispering Rock Restaurant, plus 7.25% tax and an 18% tip... (a) If you calculate the tip and the tax on the basis of $24.47?
(b) If you calculate the tip on the basis of $24.47 plus the tax?

Solutions for 2x+7 less than or equal to 3x-5

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?

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!