I will medal for your help please. Marissa found 7 out of 12 students practice martial arts every day. There are 144 martial arts students at school. A. Predict how many students practice every day. B. What is the sample size. I need to know how to arrive at the answers.

Question

I will medal for your help please.  Marissa found 7 out of 12 students practice martial arts every day.  There are 144 martial arts students at school.  A. Predict how many students practice every day.  B. What is the sample size.  I need to know how to arrive at the answers.

anonymous · Answer

A.
Since 12*12 = 144 you can just multiply 7 by 12. :)
B.
Sample size is the total population. That is already given in the question. :)

anonymous · Answer

Thanks