Lunch break: In a recent survey of 626 working Americans ages 2534, the average weekly amount spent on lunch as $42.77 with standard deviation $3.00. The weekly amounts are approximately bell-shaped. (c) Esmate the percentage of amounts that were between $42.3"! and $4537. Round the answer to one decimal place. Approximately [1 % of the amounts fall between $42.77 and $4537