Quantitative Aptitude: Simplification Questions Set 14

Quantitative Aptitude Questions for IBPS RRB/PO/Clerk, SBI PO, NIACL, NICL, RBI Grade B/Assistant, BOI, Bank of Baroda and other competitive exams.

Directions(1-10): What will come in the place of question mark (?) in the following questions?

1. 23% of 8040 + 42% of 545 = ?% of 3000
   A)  55.55
   B)  69.27
   C) 42.56
   D) 60.15
   E) None of these
   
   View Answer

     Option B
   Solution:
   23* 8040 + 42 * 545  = ? * 3000
   => 184920 + 22890 = ? * 3000
   => ? = 207810/3000
   => ? = 69.27
   
2. 12(1/3) + 10(5/6) – 7(2/3) – 1(4/7) = ?
   A) 14(10/13)
   B) 11(22/23)
   C) 13(1/11)
   D) 13(13/14)
   E) None of these
   
   View Answer

     Option D
   Solution:
   12(1/3) + 10(5/6) – 7(2/3) – 1(4/7) = ?
   => (12 + 10 – 7 – 1) + [(1/3) + (5/6)- (2/3)-(4/7)] = ?
   => 14 +[(14+35-28-24)/42] = ?
   => 14 – (3/42) =13(13/14)
   
3. 3463 * 295 – 18611 = ? + 5883
   A) 100501
   B) 997091
   C) 145785
   D) 997000
   E) None of these
   
   View Answer

     Option B
   Solution:
   =>1021585 – 18611 = ? + 5883
   => ? = 1002974 – 5883
   => ? = 997091
   
4. 4530 – 132 * 328 ÷ 16 = ? * 12
   A) 152
   B) 160
   C)166
   D) 110
   E) None of these
   
   View Answer

     Option A
   Solution:
   4530 – 132 * 328 ÷ 16 = ? * 12
   => 4530 – 2706 = ? * 12
   => ? = 1824/12 = 152
   
5. 7428 * (3/4) * (2/9) * ? = 619
   A)  2.5
   B) 1.15
   C) 0.5
   D) 3.4
   E) None of these
   
   View Answer

     Option C
   Solution:
   7428 * (3/4) * (2/9) * ? = 619
   => 1238 * ? = 619
   => ? = 619/1238 = 0.5
   
6. 1478.4 ÷ 56 + 66.8 * 57 = (? * 3) + (34 * 34.5)
   A) 801
   B) 887
   C) 720
   D) 789
   E) None of these
   
   View Answer

     Option B
   Solution:
   1478.4 ÷ 56 + 66.8 * 57 = (? * 3) + (34 * 34.5)
   => 26.4 + 3807.6 = ? * 3 + 1173
   => 3834 – 1173 = ? * 3
   => ? = 887
   
7. 896 – (?)^3 = 4608 ÷ 12
   A)  (0.7)^3
   B) (0.75)^3
   C) (1.5)^3
   D) (2)^3
   E) None of these
   
   View Answer

     Option D
   Solution:
   896 – (?)^3 = 384
   => (?)^3 = 512
   => ? = 8 = (2)^3
   
8. (3/19) of  30%  of  3420 = (?)^2 * 2
   A) 9
   B) 7
   C) 10
   D) 13
   E) None of these
   
   View Answer

     Option A
   Solution:
   (3/19) of 30% of 3420 = (?)^2 * 2
   => (3/19) * (30/100)* 3420 = (?)^2 * 2
   => 162 = (?)^2 *2
   => ? = 9
   
9. (5*7)%  of  (34*55) + 456.60 = 699.1 + ?
   A) 412
   B) 350
   C)400
   D) 422
   E) None of these
   
   View Answer

     Option A
   Solution:
   (5*7)%  of  (34*55) + 456.60 = 699.1 + ?
   => [(34*55*5*7)/100] + 456.60 = 699.1 + ?
   => 1111.1 = 699.1 + ?
   => ? = 1111.1 – 699.1 = 412
   
10. (27)^2 * 6 ÷ 9 + (7)^3 + 71 = (?)^3 – 431
    A) 17
    B) 19
    C) 20
    D) 11
    E) None of these
    
    View Answer

      Option D
    Solution:
    (27)^2 * 6 ÷ 9 + (7)^3 + 71 = (?)^3 – 431
    => 486 + 343 + 71 + 431 = (?)^3
    => (?)^3 = 1331 = (11)^3
    => ? = 11
    

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