Answer:
0.006369
Step-by-step explanation:
Given that a test consists of 10 multiple choice questions, each with five possible answers, one of which is correct.
By mere guessing p = probability for a right answer = 1/5 =0.20
There are two outcomes and each question is independent of the other.
X no of questions right is Bin (10,0.20)
the probability that the student will pass the test
= prob of getting more than 60%
=
=0.006369
Answer: 131 magazines per hour
Step-by-step explanation:
Peggy delivered 328 magazines in 2.5 hours.
To find out the rate at which she delivered these magazines, divide the number of magazines by the time taken to deliver them:
= Magazines / Time in hours
= 328 / 2.5
= 131 magazines per hour
Answer:
3 years Ans
Step-by-step explanation:
Given that,
si= ptr/100
45=750t×0.02
t= 3 years Ans
Answer:
2/3
Step-by-step explanation:
3/4 x 8/9 = 24/36 or 2/3 simplified
Answer:
OC is not a function
Step-by-step explanation:
It's not a function because the x cannot repeat.
