Substitute the values of w, x, y and z to the expression:

Answer:
436/27 or 16.14814815
Step-by-step explanation:
Where is the link?????????????????????????
Answer:
B. the weight of a dog and the amount of food it eats per day.
This is because dogs only eat around 1/3 of their body weight a day, hence the dogs weight having a positive comparison value to the weight of the food that it eats.
Hope this helps!
Answer: B