Kaylynn and Amanda both work at the same store. The table shows how much each person earns, and the number of hours each person works in a week. Kaylynn's wage is 8.75 per hour and she has worked 37.5 hours per week, Amanda's Wage is 10.25 per hour and she has worked 30.5 hours per week. Estimate how much Kaylynn earns in a week, and estimate how much Amanda earns in a week. Calculate the exact difference between Kaylynn and Amanda's weekly salaries.