What is 2+2=? adding letters for extra characters​

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Find the maximum value of p= 4x + 5y subject to the following constraints :

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.