Based on historical observations, Joe has gathered the following data, which shows the numbers of these coffees sold over six different price values.

Price Number sold

2.50 760

3.40 510

2.10 990

4.10 250

3.10 325

4.10 475

Using simple linear regression and given that the price per cup is 1.85 the forecasted demand for mocha latte coffees will be ? cups (round to one decimal )