Claire's answer is unreasonable because when we got the price of the keychains all together in Claire's mind the total for the keychains would be $4.98, which we clearly got the total for the keychains at $49.80.
Second answer is= Her answer is unreasonable because if you multiply 15.50 (which is the cost of each hat) times 3 (which is the number of hats bought) then you get 46.5, then you subtract 96.30 (total) by 46.5 (total cost of hats) and you get 49.8 then you divide that by 6 (number of key chains) and you get 8.3 and not 0.83 so that is why she is wrong.
The third column shows the number of employees in 2016. The lowest value in that column is 3, which is the row titled "Makeup artists, theatrical and performance".