Okay party tray which cost $14 to make not including labor was sold for $35 if two people work 8-hour shift make it the tree $7 per hour how many tree must be sold to cover all costs including labor

2.67 trays

Explanation:

Calculation for how many trays must be sold to cover all costs including labor

First step is to calculate the Total Labor

Total labor = $7 per hour*8-hour shift

Total labor=56

Second step is to the profit per tray

Profit per tray=$35-$14

Profit per tray=$21

Now let calculate how many trays must be sold

Using this formula

Numbers of trays to be sold=Total labor/Profit per tray

Let plug in the formula

Numbers of trays to be sold=56/21

Numbers of trays to be sold=2.67 trays

Therefore the numbers of trays that must be sold to cover all costs including labor is 2.67 trays

answer about 4-5 percent of the labor force is unemployed;