The menu below shows the number of food orders for the Burgerama Shop during a week when college is in session.
Food Orders at Burgerama Shop
Milkshake only 27
Burger and fries 55
Burger, fries, and milkshake 86
Fries and milkshake 22
Burger and milkshake 102
Burger only 43
What percentage of food orders at Burgerama included a milkshake?