You wish to mentally estimate the total cost of items that have the following prices 1.85 98 3.49 9.78 and 6.18 Rounding off the items to the nearest half-dollar your estimate of the total cost of the?

You wish to mentally estimate the total cost of items that have the following prices 1.85 98 3.49 9.78 and 6.18 Rounding off the items to the nearest half-dollar your estimate of the total cost of the?