There are 107 girls at hockey camp. The
coach is reserving rinks for games. There
can only be 12 girls or teach rink. How
many rinks should the coach reserve?
(number model)
Solution:
What does the remainder represent?
SRB

9 rinks

Step-by-step explanation:

9 rinks can situate 108 girls and there are 107 so there will be enough if you did any less then there would be girls that couldn't play hokey.

Edit: the remainder represents the number of empty spaces that could be filled in the rink

probability for j is 1/4

while

a is 1/6

irrational, cannot