Answer:
7 groups, 3 boys and 8 girls
Step-by-step explanation:
Let total number of groups be 
and total hikers in one group be 
if number of girls and boys in every group is same, then

....(1)
from (1)
will either be 11 or 7
for
the values won't be real.
For 
so there will be 7 groups with 11 hikers in each groups and every group will have
boys and
girls
Answer:
I'll be back
Step-by-step explanation:
I'm gonna go get pen and paper to work this out for you
Don't report, I'll say the answer in the comments
All of the surfaces are rectangular
Answer:
C) pink; The graph of the pink line passes through the origin.
It's c 18, because the diameter is the longest chord so it would be greater than 15.