Answer:
A total of 119 Specials were sold today.  Chicken Littles had the highest number sold, which represents about 21% (25/119 * 100) of the total sales and a cost of 24% of the total costs.  This was followed by Huge Burger and Coney Dog which were sold 20 each or about 17% of the number sold.  Poker Burger, Baby Burger, and Yummy trailed behind with total sales of 19, 18, and 17 respectively.
Step-by-step explanation:
a) Data and Calculations:
SPECIAL            NUMBER SOLD  Percentage   COST      Percentage
Huge Burger                20           17%                 $2.95        20%
Baby Burger                 18            15%                 $1.49         10%
Chicken Littles            25           21%                 $3.50         24%
Porker Burger              19            16%                $2.95        20%
Yummy Burger             17            14%                 $1.99         13%
Coney Dog                  20            17%                 $1.99         13%
Total Specials Sold    119          100%               $14.87        100%