Answer:
1. D. 1
2. B. y=a³/x
3. A. y=1/x
Step-by-step explanation:
too long to give te explanations but they're there in the attachments
Step-by-step explanation:
Given that,
The dosage of Benadryl for Dog is 
Weight of Joel's Dog is 
(a) Benadryl dosage per pound for Joel’s dog is calculated as :

(b) If the weight of the Dog is 12 pounds, it means

Therefore, this is the required solution.
Answer:
divide the zero
Step-by-step explanation:
If hans memorized 20 of the words which is 1/4 of the list that means you need to multiply by 4 to get the total number of words which would be 80.