Total Sales (5 2500 2000 1500 1000 500 200 250 300 550 400 450 Number of Customers Number of Customers 216 264 316 397 Total Sales $1900 $1995 $2606 $3482 When answering the questions below, maintain exactly four decimal places in your intermediate computations. In these problems, intermediate computations refers to your average growth rate calculations.. Use interpolation or extrapolation (whichever is appropriate) to predict the total sales when the farm stand has 280 customers. Round your antien to the nearest whole number. S Enter an exact number Use interpolation or extrapolation (whichever is appropriate) to predict the total sales when the farm stand has 410 customers. Round your answer whole number. $ the nearest