Which of the following numbers is probably an irrational number? 1.) -5 2.) 1.6490221... 3.) 3/4 4.) 0

Choice 2.

Step-by-step explanation:

And irrational number is a number that never ends (or keeps repeating random decimals forever)

The answer is option 2 because if you notice, there is a "..." at the end of the decimal which implies that is not rational. Furthermore, there doesn't seem to be a pattern in the digits.

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150