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Mathematics 9 Online
sammixboo (sammixboo):

Another question from my brother Read below for question

sammixboo (sammixboo):

Which is true based on the circle graph if four hundred college students were surveyed?

sammixboo (sammixboo):

sammixboo (sammixboo):

The choices are A. More than half of the students spend an average of at least 2 hours per week on homework for one class. B. fifty students spend an average of four hours per week or less on homework for one class. C. More than one-third of the students spend an average of between 4 and 6 hours per week on homework for one class. D. twenty students spend an average of more than six hours per week on homework for one class.

OpenStudy (anonymous):

I would choose A.

OpenStudy (anonymous):

But C might also work.

sammixboo (sammixboo):

i dont think it was a because the average os 2 hours is exactly 50 perccent

sammixboo (sammixboo):

this is her brother btw

rishavraj (rishavraj):

in option B is it "fifty" or does it mean 50% ????

OpenStudy (anonymous):

At least two hours. Which means if they study more than two hours, they also count. The total of people that studied two hours or over is 90 %.

sammixboo (sammixboo):

it is 50

OpenStudy (anonymous):

Which is more than half.

OpenStudy (anonymous):

How is it 50?

sammixboo (sammixboo):

because it says 50

sammixboo (sammixboo):

on choice b

OpenStudy (anonymous):

In what choice?

sammixboo (sammixboo):

someone asked

OpenStudy (anonymous):

It is A.

OpenStudy (anonymous):

It can't be C because 30 percent studied for 4-6 hours and 3/10 is less than one third.

sammixboo (sammixboo):

okay thanks

sammixboo (sammixboo):

can u help with another one

OpenStudy (anonymous):

Sure.

OpenStudy (linn99123):

It is A.

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