20 is 1/5 of 100 so do 20x5=100 and 15x5=75
So there is a 75% chance she will make the goal
Answer:
FCD
Step-by-step explanation: and sometimes we do not care about bold writing
FCD is the vertical angle I guess.
okay.
Answer:
Step-by-step explanation:

The probability of getting 0 heads in 4 tosses (or equivalently, 4 tails) is

.
So the desired probability is