51. Which of the following fraction is the smallest ?

1. 1. 11/13

   
   
   

   2. 9/11

   
   
   

   3. 3/4

   
   
   

   4. 5/7

   
   
   

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1. View Hint View Answer Discuss in Forum

   11/3 = 0.846,
   9/11 = 0.818,
   3/4 = 0.75 and
   5/7 = 0.714
   

   Correct Option: D

   11/3 = 0.846,
   9/11 = 0.818,
   3/4 = 0.75 and
   5/7 = 0.714
   Clearly, 0.714 is the smallest and hence 5/7 is smallest fraction .

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52. (.24 x .35 ) / (.14 x .15 x .02) is equal to ?

1. 1. 2

   
   
   

   2. 20

   
   
   

   3. 200

   
   
   

   4. 2000

   
   
   

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1. View Hint View Answer Discuss in Forum

   (.24 x .35) / (.14 x .15 x .02)
   = (24 x 35 x 100 ) / (14 x 15 x 2)

   Correct Option: C

   (.24 x .35) / (.14 x .15 x .02)
   = (24 x 35 x 100 ) / (14 x 15 x 2)
   =200
   

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53. If 2805 / 2.55 = 1100, then 280.5 / 25.5 is equal to ?

1. 1. 1.01

   
   
   

   2. 1.1

   
   
   

   3. 0.11

   
   
   

   4. 11

   
   
   

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1. View Hint View Answer Discuss in Forum

   Given expression 280.5 / 25.5 = 2805 / 255
   = 2805 / (2.55 x 100)

   Correct Option: D

   Given expression 280.5 / 25.5 = 2805 / 255
   = 2805 / (2.55 x 100)
   = 1100 / 100
   =11

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54. If 1 / 3.718 = .2689, then the value of 1 / .0003718 is ?

1. 1. 2689

   
   
   

   2. 2.689

   
   
   

   3. 26890

   
   
   

   4. .2689

   
   
   

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1. View Hint View Answer Discuss in Forum

   1 / .003718 = 10000 / 3.718
   = 10000 x ( 1/3.718)

   Correct Option: A

   1 / .003718 = 10000 / 3.718
   = 10000 x ( 1/3.718)
   = 10000 x .2689
   = 2689.

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55. ( 20 + 8 x 0.5 ) / ( 20 - ? ) = 12

1. 1. 8

   
   
   

   2. 18

   
   
   

   3. 2

   
   
   

   4. None these

   
   
   

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1. View Hint View Answer Discuss in Forum

   Let (20 + 8 x 0.5) / ( 20 - y) =12
   Then, 24 =12 x (20 - y)

   Correct Option: B

   Let (20 + 8 x 0.5) / ( 20 - y) =12
   Then, 24 =12 x (20 - y)
   ∴ 12y = 216
   ⇒ y = 18

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