A contractor purchases 3 dozen pairs of padded work gloves for $40.68. He incorrectly calculates the unit price as $13.56 per pair for the expense report. What is the correct unit price? What is the error?

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.!