Real numbers

Given that LCM(306,1314)=22338 , find HCF(306,1314)

• 19

• 17

• 12

• 18

Find the HCF of the numbers K ,2k , 3k , 4k and 5k

• 5k

• 60k

• k

• 30k

Is 8.27 rational or irrational?

• Rational
• Irrational
• Both
• None of the above

HCF x LCM = ...

• sum of the given numbers

• product of the given numbers

• difference of the given numbers

• hcf

√5 - 3 -2 is  ______

• a rational number 
• a natural number 
• equal to zero
• an irrational number

The least number divisible by the natural numbers 1 to 10 (both inclusive) is _____

• 100
• 10
• 504
• 2520

HCF of 48 and 120 is ______

• 8
• 12
• 24
• 18

 $a^2b^3\ \ and\ \ a^3b$  ,  Find the LCM of given numbers

• a

•  $a^2b^2$  

•  $a^3b^3$  

•  $a^2b^3$  

Find LCM of 10 ,30 ,120

• 120

• 1200

• 10

• 30

HCF of 2 x 3² and 2³ x 3

• 18

• 6

• 216

• 27