Answer: Second option: 8/21
Solution:
P(1) = (Number of times we get 1) / (Total number of results)
Number of times we get 1 = 8
Total number of results = 21
P(1)=8/21
Answer:

Step-by-step explanation:
Slope of ramp = 
= 
= 
It would take 20 people to pull a 100 ton bus.
Answer:
n = 11
Step-by-step explanation:
While it's not strictly necessary, we could reduce 5/50, obtaining 1/10.
Then:
1 n
---- = ------
10 110
Cross multiplying, we get 10n = 110, or n = 11
Answer:
no
Step-by-step explanation:
You can only find the angles of a pentagon without any given information if it is a regular pentagon with five equal angles.