A survey of 96 students on campus showed that 29 read the Campus Observer student newspaper that morning, 24 read the news via t
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Answer:
The number of boys in the course will be = 140
Step-by-step explanation:
Given:
Total number of students enrolled in an introductory biology course = 364
There are 5 boys to every 8 girls in the course.
To find how many boys are in the course.
Solution:
Since, there are 5 boys to every 8 girls in the course.
So, ratio of boys to girls enrolled in the course = 5 : 8
Let the number of boys in the course be =
Then number of girls in the course will be =
Total number of students would be given as:
⇒ <em>Number of boys + Number of girls</em>
⇒
⇒
Total number of students given = 364.
Thus, we have:
solving for
Dividing both sides by 13.
∴
So, number of boys in the course will be = = 140
Answer: Our required probability is 0.3162.
Step-by-step explanation:
Since we have given that
n = 60
Probability of success =
Probability that at most 39 of these relays come from supplier A would be
Hence, our required probability is 0.3162.