In what quadrant would the point (-7 , -5) be located in?

Quadrant 3 because 
quadrant 1 = +,+
quadrant 2 = -,+
quadrant 3 = -,-
quadrant 4 = +,-

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.

I’m confused as to what you are asking 66 2/3 percentage wise