Answer:
It is pretty easy.
Step-by-step explanation:
All you have to do is just divide the numerator by the denominator.
Brainliest appreciated
Answer:
B: Survey 3 randomly selected students from every homeroom.
Step-by-step explanation:
This would be the best way to survey, because all the others have some sort of variable. The principle doesn't know who buys lunch and who doesn't, so why would he just ask kids who ride in a car as there are kids who ride buses, or only 7th grade students, so the best answer would be something that everyone has, like homeroom.
Answer:
38.62
Step-by-step explanation:
You can figure this out by converting these to a positive number, then subtracting the lower number from the higher number.