Answer:

Step-by-step explanation:
We know, that probability of an event E, is
.
Here, there are
days in a week.
So, total number of outcomes
.
And only one day, that is, Friday is selected.
So, number of favorable outcomes
.
Therefore, probability
.
Hence, the probability that a randomly selected day of the week will be a Friday
.
20gallons of water ÷ 2 because for every 2 gallons = 1 cup
20÷2=10
10cups
Domain is the set of first numbers of the order pairs.
Range is the set of second numbers of the ordered pairs.
The greatest number of friends Noor can offer hot chocolate to is 8.
ANSWER= 8
I have the answer but i cant type an infinity symbol