200.7 I hope this is the answer
Answer:

Step-by-step explanation:
All you have to do is multiply 35 by 8 to get 280.
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Answer:
<em>0.615</em>
Step-by-step explanation:
The frequency table is attached below.
We have to calculate, the probability that the student preferred morning classes given he or she is a junior.
i.e 
We know that,

So,

Putting the values from the table,

.30 move the decimal two times to the left.