Answer:
The answer is 75
can me be brainliest?
Step-by-step explanation:
PEMDAS
20x4-100/20
80-5
75
Answer:
13R
Step-by-step explanation:
There is no factorable way to answer this equation
Answer:
And we can find this probability using the normal standard distribution table and we got:
And the percentage faster than 13.28 seconds would be 91.9%
Step-by-step explanation:
Let X the random variable that represent the runtimes of a population, and for this case we know the distribution for X is given by:
Where
and
We want to find this probability:
And we can use the z score formula given by:
Using this formula we have:
And we can find this probability using the normal standard distribution table and we got:
And the percentage faster than 13.28 seconds would be 91.9%
Answer: Option B
Step-by-step explanation: Doing the test, saw another post with the answer
It is the fourth one because n could be any number on that red line because it’s is greater than -3