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



Answer: Infinitely many
Step-by-step explanation: 2(x-3)=10x-6-8x
2x-6=10x-6-8x
2x-6=2x-6
Mean means average, so you would add the numbers up and divide by the amount of numbers in the set.
Answer:
A,C,D
Step-by-step explanation:
The only one you might use it the triangle
Answer:
7
Step-by-step explanation:
Property of addition:
-2 = 2x - 16
again
14 = 2x
property of division
7 = x
x = 7