Aptitude Questions : Simplification Set 14

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1. 120.009+59.999-104.679 = ?
   A.85.349
   B.75.329
   C.54.324
   D.67.896
   E.None of these
   
   Answer & Explanation

   Answer – B.75.329
   Explanation :
   180.008 -104.679 = 75.329
   
   
   
2. 2√2×3√ 3×5√ 2×9 √3 = ?
   A.1874
   B.1340
   C.1620
   D.2140
   E.None of these
   
   Answer & Explanation

   Answer –C.1620
   Explanation :
   270*2*3 = 1620
   
   
   
3. (19×75.4÷0.2) ÷ 13 + 67 = ?
   A.1056
   B.981
   C.564
   D.618
   E.None of these
   
   Answer & Explanation

   Answer – D.618
   Explanation :
   =(19*377)÷ 13 + 67
   =7163 ÷ 13 + 67
   =551+67 = 618
   
   
   
4. 4(1/2) + [1÷2(8/9)] – 3(1/13) = ?
   A.23/13
   B.13/23
   C.12/25
   D.17/23
   E.None of these
   
   Answer & Explanation

   Answer – A. 23/13
   Explanation :
   = 9/2 + 9/26 – 40/13
   =117+9-80/26
   =46/26 = 23/13
   
   
   
5. [ √1089*11^2] ÷ 2³ = ?*100
   A.7
   B.6
   C.5
   D.4
   E.None of these
   
   Answer & Explanation

   Answer – C.5
   Explanation :
   33*121 = 3993/8 = 499.12 = 500
   
   
   
6. 24² – 6³ + √625 + 56 = ? ²
   A.29
   B.31
   C.21
   D.19
   E.None of these
   
   Answer & Explanation

   Answer – C.21
   Explanation :
   576-216 + 25 + 56
   360+25+56 = 441 = 21*21
   
   
   
7. 36% of 945 – 26% of 765  + 17.7 = ?
   A.159
   B.143
   C.167
   D.187
   E.None of these
   
   Answer & Explanation

   Answer – A.159
   Explanation :
   340.2 – 198.9 =141.3+17.7 = 159
   
   
   
8. √(456÷12+142-11) = ?
   A.13
   B.11
   C.169
   D.23
   E.None of these
   
   Answer & Explanation

   Answer – A.13
   Explanation :
   38+142-11 = 169 = 13*13
   
   
   
9. (5/22) of 2706 + 10 = ?*25
   A.125
   B.5
   C.25
   D.10
   E.None of these
   
   Answer & Explanation

   Answer – C.25
   Explanation :
   123*5 = 615+10 =625=25*25
   
   
   
10. 1(1/5) of 1(1/2) of ? = 216
    A.140
    B.120
    C.100
    D.125
    E.None of these
    
    Answer & Explanation

    Answer – B.120
    Explanation :
    6/5*3/2 *x = 216
    X = 216*2*5/6*3 = 2160/18 = 120
    
    
    

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