Answer: i've heard about it but i'm not too much into it
The answer would be .81 becuase you can't round the 1 up to 2 becuase the number in the thousandths place is not above 5.
Hope this helps!!
I'd say A. 8000, because you'd get the most answers and the biggest variety in answers for a more accurate sample.
False, 20 is not a factor of 24