Question

is 22/7 and 3.14 is rational or irrational?

Answer 1

22/7 is a rational number (its in fractional form)
3.14 or
$\pi$
is an irrational number.
3.14 is actually the number π rounded to two decimal places, and is not the true value of π. 

Answer 2

1*******
Both numbers are rational .
Because

Every number which is written Or can be written in P/Q form is called Rational Number.

22/7 & 3.14

Here 22/7 is written in p/q form and 3.14 can be written as 314/100 (p/q form) .


2**********
Is 5 rational or Irrational ???????

5 can be written as 5/1 . so it is a rational number.


3*********

Irrational Number

which can't be written in p/q form

Example
√3 ,

we can it √3/1 but p=√3( square root of a number q= 1 is not.

√7/4

-√5