help with 3rd part please

Lunch break: in a recent survey of 616 working Americans ages 25 to 34 the average weekly amount spent on lunch as $43.41 with standard deviation of $2.96 the weekly amounts are approximately bell shaped Explanation for Part 1-3

V (a) Estimate the percentage of amounts that were less than $40.45. Round the answer to one decimal place. Approximately 16 % of the amounts were less than $40.45. Part 2 of 3 (b) Estimate the percentage of amounts that were greater than $49.33. Round the answer to one decimal place. Approximately 2.3 % of the amounts were greater than $49.33. Part: 2 / 3 Part 3 of 3 (c) Estimate the percentage of amounts that were between $43.41 and $46.37. Round the answer to one decimal place. Approximately % of the amounts fall between $43.41 and $46.37. X