Yes, the game was fair and no one had a better advantage.
It is a rational number
It is not an integer because it isn't a whole number
Answer:
Divisor
Step-by-step explanation:
Given

Required
What does n represents
In arithmetic, the number that divides another is referred to as divisor;
Take for instance;

This implies that when 5 is divided by 3, the remainder is 2
The bold text (divided by 3) means that 3 is the divisor of 5;
When compared to 
We have that
n = 3
<em>Reason being that, n and 3 are in the same position base on order of appearance;</em>
Hence, n represents the divisor
Substitution for both equations is (-3,1)
Oliver is incorrect because if he were correct he would learn for 2 hours and 15 minutes because, 45 minutes * 3= 2:15 minutes.