266. √0.00060516 is equal to

1. 1. 0.0246

   
   
   

   2. 0.00246

   
   
   

   3. 0.246

   
   
   

   4. 0.000246

   
   
   

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1. View Hint View Answer Discuss in Forum

   √0.00060516 = 0.0246

   Correct Option: A

   √0.00060516 = 0.0246

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267. The square root of		0.342 × 0.684	is :
     		0.000342 × 0.000171

1. 1. 250

   
   
   

   2. 2500

   
   
   

   3. 2000

   
   
   

   4. 4000

   
   
   

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1. View Hint View Answer Discuss in Forum

   √		0.342 × 0.684
   		0.000342 × 0.000171

   
   

   =	√		342 × 684 × 106
   			342 × 171

   
   = √4 × 10⁶ = 2 × 10³ = 2000

   Correct Option: C

   √		0.342 × 0.684
   		0.000342 × 0.000171

   
   

   =	√		342 × 684 × 106
   			342 × 171

   
   = √4 × 10⁶ = 2 × 10³ = 2000

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268. The value of		√0.441	is equal to :
     		√0.625

1. 1. 0.048

   
   
   

   2. 0.84

   
   
   

   3. 0.48

   
   
   

   4. 0.084

   
   
   

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1. View Hint View Answer Discuss in Forum

   Expression =		√0.441
   		√0.625

   
   

   =	√	0.441	=	√	441
   		0.625			625

   
   

   =	21	= 0.84
   	25

   Correct Option: B

   Expression =		√0.441
   		√0.625

   
   

   =	√	0.441	=	√	441
   		0.625			625

   
   

   =	21	= 0.84
   	25

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269. The value of √0.000441 is equal to :

1. 1. 0.21

   
   
   

   2. 0.0021

   
   
   

   3. 0.021

   
   
   

   4. 0.00021

   
   
   

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1. View Hint View Answer Discuss in Forum

   √0.000441
   = √0.021 × 0.021
   = 0.021

   Correct Option: C

   √0.000441
   = √0.021 × 0.021
   = 0.021

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270. The square root of (272² − 128²) is :

1. 1. 256

   
   
   

   2. 200

   
   
   

   3. 240

   
   
   

   4. 144

   
   
   

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1. View Hint View Answer Discuss in Forum

   ? = √(272² − 128²)
   = √(272 + 128)(272 − 128)
   = √400 × 144
   = 200 × 12 = 240

   Correct Option: C

   ? = √(272² − 128²)
   = √(272 + 128)(272 − 128)
   = √400 × 144
   = 200 × 12 = 240

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