The average is pretty simple to find. Add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
The answer to this specific question can be modeled as 
. After simplifying everything, you would get x 
77, so Justin has to get at least a 77 to get a 75 average.
It would be 6 and 7
Hope that helped!
Answer:
read your username :)
Step-by-step explanation:
You would need 48 fifty dollar bills to make up 2,400 and you would need 5 five dollar bills to make up the 25, so then you’d have your answer which is $2,425.
