Class 9th MATHS QUIZ

Is 0 a rational number ?

• Yes

• No

• May be

• none of these

Find 5 rational numbers between $\frac{5}{4}$ and  $\frac{6}{4}$  .

• 31/24, 32/24 ,33/24 ,34/24 ,35,24

• 1,2,3,4,5

• 0.1,0.2,0.3,0.4,0.5

• none

When decimal expansion is non terminating and repeating it refers as:

• Rational Number

• Irrational Number

• Both

• None

 $\sqrt{23}$  IS 

• Rational

• Irrational

• Both

• None

0.1234567.......... is

• non terminating and non repeating

• only non terminating

• terminating

• none

To plot  $\sqrt{n\ }$  we need to first plot 

•  $\sqrt{n+1}$  

•  $\sqrt{n-1}$  

• both a and b

• none

 $\sqrt{2}$  : which theorem is used to plot it ?

• Triangle inequality theorem

• BPT theorem

• Pythagoras theorem

• None of these

How many types of decimal expansion exist?

• 2

• 1

• 3

• none

All natural numbers are whole numbers

• True

• False

• I dont know

• none

pi is

• irrational

• rational

• both

• none