Answer:
0.8213
Step-by-step explanation:
-This is a binomial probability problem given by the function:

Given that n=21 and p=0.2, the probability that she experience a delay on at least 3 days is calculated as:

Hence, the probability that she experience delay on at least 3 days is 0.8213
Answer:
c.) 4x^2y
Step-by-step explanation:
10? Im not sure though my friend just told me it was 10
Answer:
x=3n
Step-by-step explanation:
three times as many pencils as ben = 3n
not sure why chloe was included
Answer:
length is 5
width is 4
Step-by-step explanation: