B should be the right answer
You can do rise over run or you can use the equation m= y2 - y1/ x2 - x1.
Answer:
520 out of 800 students ride the bus
Step-by-step explanation:
Given


Required
Determine the number of students 
To do this, we simply multiply the proportion by the total number of students.
i.e.


Express the percentage as decimal


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