11.
20 + 8 × 0.5 / 20 − ?
= 12
  A.  12
  B.  18
  C.  15
  D.  28
     
   
View Answer


12. If √5 = 2.24, then the value of
3√5 / 2√5 − 0.48
  A.  3.58
  B.  2.68
  C.  1.68
  D.  1.18
     
   
View Answer


13. It being given that √15 = 3.88, the best approximation to √ (
5 / 3
) is :
  A.  2.19
  B.  4.25
  C.  2.29
  D.  1.29
     
   
View Answer


14. 6
1 / 4
× 0.25 + 0.75 − 0.1325 = ?
  A.  2.0000
  B.  3.0200
  C.  1.0000
  D.  2.5000
     
   
View Answer


15. √[(2197)1/3 + (1728)1/3] = ?
  A.  2
  B.  4
  C.  5
  D.  8
     
   
View Answer


16. [(68921)1/3 ×(2744)1/3]1/3 = ?
  A.  6
  B.  3
  C.  5
  D.  4
     
   
View Answer


17. 43% of 125 + 65% of 10
5 / 13
  A.  62.5
  B.  65
  C.  60
  D.  60.5
     
   
View Answer


18. 4
1 / 2
− 3
1 / 7
+ 13
2 / 7
− 8
1 / 4
= ?
  A.  5
10 / 28
  B.  2
11 / 18
  C.  6
11 / 28
  D.  4
11 / 28
     
   
View Answer


19. 7
1 / 3
× 5
1 / 4
− 8
1 / 7
× 2
4 / 19
= ?
  A.  20
1 / 2
  B.  10
1 / 2
  C.  20
1 / 3
  D.  18
1 / 2
     
   
View Answer


20.
3 / 7
+
5 / 9
13 / 14
= ?
  A.  2
1 / 18
  B.  
1 / 18
  C.  
1 / 8
  D.  
1 / 14
     
   
View Answer


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