-3/6-5/7
-21/42 -30/42=-51/42 or 1 9/42 or 1 3/14
Answer:
12 tablespoons of butter
Step-by-step explanation:
Create a proportion:
= 
Cross multiply:
1/3x = 4
x = 12
= 12 tablespoons of butter
You have not included the numbers of each month, but to answer the question just add each month together and you will have the total.
Answer:
up to 232
Step-by-step explanation:
Let x = number of students
The number of bottles for the students is 2x since they give 2 bottles per student.
2x + 35 = 500
2x = 465
x = 232.5
Answer: 232