I think the answer would be 90 students were taken on the trip. I may be wrong, so wait for more answers to come in!
Answer:
do you have any statments?
Y=4x-14 to find the slope you need to do
rise/run and to find b you need to see where the line crosses the y axis
Answer:
Birds 
Gerbils 
Fish 
Hamsters 
Step-by-step explanation:
From the question we are told that:
Sales
Number of birds 
Number of gerbils 
Number of fish 
Number of hamsters
Generally the frequency for birds
is mathematically given b



Generally the frequency for Gerbils
is mathematically given b



Generally the frequency for fish
is mathematically given b



Generally the frequency for fish
is mathematically given b


