Chef Jeff’s sale register system has broken down. He needs to recover his sales data from the day.
He recalls that he has filled a total of $100$ orders and $20$ of them have been $6$ piece chicken tender meals. He also knows that he has sold a total of $610$ chicken tender pieces today.
He isn’t sure how many of the other orders were $3$ piece chicken tender meals and how many were $8$ piece chicken tender meals.
**Find the $2$ missing numbers from the data table below.**
Chicken tender pieces| Orders
:-: | :-:
$3$ | [[☃ math-keypad 1]]
$6$ | $20$
$8$ | [[☃ math-keypad 2]]
Total | $100$