Answer:
I'm not sure what the answer choices are but that would seem like a piece of sketch paper.
Step-by-step explanation:
Is an irrational number because rational numbers are able to be expressed as a quotient of two integers. 22/7 s not an accurate but an approximate expression of pi so it doesn't work. Also, pi is a decimal that goes on without end but doesn't repeat so it is irrational.
Hey!
Here is the equation:

Switch the equation around and i becomes:

Multiply 2.5 by 6

<em>That means your answer is 15</em>

Answer:
The number is 3.
Step-by-step explanation:
5x3=15+12=27
9x3=27
Hope this helps