Answer: This kind of advertising is accurate.
Step-by-step explanation:
Since we have given that
Cost of their most popular meals are as follows:

As we have given that the mode cost of their most popular meals is $8.
As we know that "Mode" refers to the most occurring number that we can found in the data.
Here, we can see that $8 occurs 2 times , which is the most occurring cost among them.
Hence, Mode = $8.
So, This kind of advertising is accurate.
He will have 22,900 by December.
The two numbers when multiplied equal -60 but when added equal -17 are -20 and 3.
This is because:
-20 * 3 = -60
and
-20 + 3 = -17
Hope this helps! :)