DECIMAL FRACTIONS - EXERCISE 3 (OBJECTIVE TYPE QUESTIONS 71 TO 80 )

71.   If 1/6.198 = 0.16134, then the value of 1/0.0006198 is :

a)      0.016134

b)      0.16134

c)       1613.4

d)      16134

72.   When 52416 is divided boy 312, the quotient is 168. What will be the quotient when 52.416 is divided by 0.0168 ?

a)      3.12

b)      312

c)       3120

d)      None of these

73.   Given 168 x 32 =5376, then 5,376 + 16.8 is equal to:

a)      0.032

b)      0.32

c)       3.2

d)      32

74.   54.327 x 357.2 x 0.0057 is the same as:

a)      5.4327 x 3.572 x 5.7

b)      5.4327 x 3.572 x 0.57

c)       54327 x 3572 x 0.0000057

d)       None of these

75.   5.3472 x 324.23 /3.489 x 5.42  is the same as:

a)      53472 x 3.2423 / 3.489 x 54.2

b)      53472 x 32423 / 3489 x 542

c)       534. 72 x 324.23/43.89 x 5.42

d)       53472 x 3242.3/3489 x 542

76.   96.54 – 89.63 / 96.54 + 89.63 / 965.4 -896.3/9.654 + 8,963  = ?

a)      10¯²

b)      10¯¹

c)       10

d)      None of these

77.   If 1³ +2³ + …… + 9³ = 2025, then the value of (0.11)³ + (0.99)³ +….. +(0.99)³ is close to :

a)      0.2695

b)      0.3695

c)       2.695

d)      3.695

78.   8.7 – [7.6 – {6.5 – 4.3 – 2)}] is simplified to :

a)      2.5

b)      3.5

c)       4.5

d)      5.5

79.   The value of ¼ +1/4x5 + ¼ x 5 x 6 correct to 4 decimal places is :

a)      0.3075

b)      0.3082

c)       0.3082

d)      0.3085

80.   Find the value of the following expression up to four places of decimals.

[1 + 1/ 1 x 2 + 1/1 x 2 x 4 + 1/1 x 2  x 4 x 8 + 1/1 x 2 x 4 x 8 x 16]

a)      1.6414

b)      1.6415

c)       1.6416

d)      1.6428

ANSWER S 

71.(C) 

72.(C)

 73.(B) 

74.(A)

 75.(D)

 76.(A)

 77.(C) 

78.(C)

 79.(C)

 80.(C)