Answer:
Answer is D
Step-by-step explanation:
cuh s
Answer:
She got 5 incorrect.
Step-by-step explanation:
In order to find this, we start by using the formula for percentage.
Correct/Total = Percentage
Now we put in known quantities.
Correct/25 = .8
Now to solve we multiply both sides by 25
Correct = 20
Since she got 20 correct, we know she got 5 incorrect
Answer:
5
Step-by-step explanation:
We cannot repeat an x value for the relation to be a function
Since x=3 ,4, 7 are already used
We must let x=5
Answer:
58.4 seconds
Step-by-step explanation:
Find the average of all the seconds by dividing the sum of the seconds by 4
