Answer:3
Step-by-step explanation: the reason why it's 3 is because 54 divided by 9 is 6 and 6 divided by 2 is 3
Answer:
$11988
Step-by-step explanation:
Given that,
The unit cost is given by :

We need to find the minimum unit cost.
For minimum cost,
Put 
So,

Put x = 330 in equation (1).

So, the minimum unit cost is equal to $11988.
Each student got 9 pencils. Since 78/8= 9.75 you would round down since a student can't have 3/4th of a pencil.
You will first find the unit rate which is single in four hours so then multiply by triple which is 3 and then you get triple will be in 12 hours
Answer:
Step-by-step explanation:
x - 3y -15
x = -3