Try this solution:
1. according to the condition

2. for more details see the attached graph.
Answer: [0;+oo)
Answer:
<h3>If the taste tester takes 10 minutes to eat a cheeseburger, then it would take him is

minutes
Eating round the clock, it would take him is

</h3>
Step-by-step explanation:
Given that "In order to develop a more appealing cheeseburger, a franchise used taste tests with 13 different buns, 5 different cheeses, 2 type of lettuce, and 3 types of tomatoes"
From the given we can write
13 buns
8 cheese
4 lettuces
3 tomatoes
∴ There would be different cheeseburger combinations is given by
Given that if the taste tester takes 10 minutes to eat a cheeseburger, then it would take him
minutes
Eating round the clock, it would take him
hours

The volume of a rectangular prism is the product of its three dimensions...
V=xyz in this case:
V=5*6*7=210 cm^3
I suppose they could be if there was a lot of traffic going in a certain direction to allow it to clear