Can I get some assistance answering part b? The last two rows are correct, but I can't seem to get the first two correct.

The intern selected two customers, who were frequent customers, to use as an illustration of the system: Wagner Remodeling and Burlington Contractors. The intern collected the following information on these two customers for the most recent six months: Required: a. What would the delivery charge for each customer be under the current policy of 10 percent of order value? b. What would the activity-based costing system estimate as the cost of delivering to each customer? Complete this question by entering your answers in the tabs below. What would the activity-based costing system estimate as the cost of delivering to each customer? Note: Do not round intermediate calculations. Round your final answers to nearest whole dollar