Question 1- B.
4
— = 0.444444444444444
9
Since the 4 repeats, just put the – on top of the second 4.
Question 2- C
If s is the number of students going, and you want to break them up into groups of 12, divide the total number of students by 12 to figure out how many groups there will be to find out how mang adults are required.
Question 3- A
There is a 25% chance of snow. There isnt a 0% chance so it isnt impossible. There isnt 100% chance so it isnt certain. Since it is less then 50% it is unlikely.
