Add all the minutes together, then divide by the number of students:
21+35+77+48+24+29+37+98+30+7 = 406 total minutes
10 students.
Average = 406 / 10 = 40.6 minutes per week.
The answer is A.
Try subtracting first there were 10 then four were sold I don't know what happens after but thats what I know
The mean is
A. 8.4
B.5.2
C.9.4
- It's a distance,time, rate question
- And this question asks for the time, which is distance over rate or speed.
- That is 17.5 divided by 7, the answer will be the amount of hours she runs for...