Answer:
Step-by-step explanation:
90+75=135
135-125
Answer:
0
Step-by-step explanation:
Answer:
0.6535
Step-by-step explanation:
Given that during a one-hour period twenty-five customers buy gasoline at this station.
Let X be the no of persons out of these 25 who pay by cash.
X has two outcomes and each trial is independent of other.
Hence X is binomial (n=25, p=0.40)
Required probability
= 
=0.6535
The correct answer choice is (B)
Answer:the correct answer should be d.2.07
Step-by-step explanation: