Answer:
Answer is C, 7/20
Step-by-step explanation:
There are total 60 days and on the first 39 days she arrives before 8:30 am this means that we have only 21 days where she arrives after 8:30 am.
Now the question is asking: What are the chances of her arriving after 8:30 am that means that we only have 21 days where its .
Dividing the numerator and denominator by 3 we end up with C.
Hope this helps
Answer:
Option D. 8 units
Step-by-step explanation:
step 1
Find the area of rectangle
The area of rectangle is
step 2
Find the length side of the square with the same area of rectangle
The area of a square is
where
b is the length side of the square
we have
substitute
take the square root both sides
therefore
The length side of the square is 8 units