Answer: Length
Explanation:
<span>straight line with 2 endpoints ====> Length</span>
3/5
3x20/5x20
60/100
60x20/100x20
1200/2000
1200 doctors use brand x
B. The product of two irrational numbers if rational
Example: The square root of 2 times the square root of 3, is the square root of 6, which is still irrational.
http://goblues.org/faculty/grantm/files/2015/12/Practice-Test-3.7-Solutions.pdf
I think it's question number three. Sorry if the link dosen't work.