21.33 is the answer because you have to multiply 64 times 1/3
Answer:
The angles opposite each other when two lines cross. They are always equal. In this example a° and b° are vertical angles.
tiene que copiar sii el primero y segundo todos
The sum of probability for an event happening and not happening must be equal to 1 because there is a 100% chance that one or the other will occur.
So the probability on not drawing a quarter:
P(!Q)=1-4/5
P(!Q)=5/5-4/5
P(!Q)=1/5
As a percentage:
p/100=1/5
p=100/5
p=20%