Which one are they is there multiple? i think its 1 and 4. photo below.

An irrational number is a number that cannot be expressed as a fraction. And an irrational number cannot be multiplied by another irrational number or a rational number to create a rational number.
1 and 4 are both rational so I am pretty sure that you are just guessing.
2, 3, and 6 are irrational.

9.

step-by-step explanation:

if you want to separate 54 into 6 individual tiers then you need to divide if you want to separate 54 into 6 individual tiers then you need to divide 6 and 54.

you will get 9.

if you divide 9 by 6 you will get 54.

- hope i .