Answer:
Step-by-step explanatioThere actually are simple... Average Speed is total distance divided by total time, so 200 km/2hr = 100 km/hr. since there are 60 minutes in an hour, 2 hours have 120 minutes, so divide 200 km by 120 minutes to get 1.67 km/min. (You could also just divide the first answer, 100km/hr by 60 to accomplish the same thing.
n:
M is the slope in the equation y = mx + b
hope that helps
Answer:
what are we supposed to do here
Since the order of choosing out students to hand out papers doesnt matter because the paper handed is just the same and that the purpose or task of each student is just the same, combination should be used. Otherwise, when the order is based on ranking of students for example, permutation is used. answer is true