I think it’s the third one I’m srry if u get it wrong sksk
Answer:
Es 60
Step-by-step explanation:
Answer: A. 85.7
Step-by-step explanation:
Given : Two sections of a class took the same quiz.
Section A had 15 students who had a mean score of 80, and Section B had 20 students who had a mean score of 90.
We know that ,
Then , for section A :
Similarly in Section B,
Total scores = Sum of scores in sec A+Sum of scores in sec B
=1200+1800=3000
Total students = Students in sec A +Students in sec B
=15+20=35
Now , the mean score for all of the students on the quiz =
Hence, the approximate mean score for all of the students on the quiz = 85.7
Thus , the correct answer is option A. 85.7.
A theater has 500 seats. Three fourths of the seats are filled how many seats are filled
375 seats are filled
You would use the distance formula and get square root of 101
The answer is <span>b) (image #1)
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