Quantitative Aptitude: Simplification Questions Set 114

  1. Direction: Find the value of ‘x’ in the following questions given below.
    12^2-9^2+79= x+8^2
    68
    78
    75
    70
    none of this
    Option B
    144-81+79 = x+64
    x = 144-81+79-64
    = 78

     

  2. 1/8 of 512-35% 200+84 = x/5*30
    13
    14
    15
    16
    none of these
    Option A
    64-70+84 = 6x
    6x =78
    x =13

     

  3. 9871+2520+3920-x = 550
    11761
    12761
    14760
    10761
    none of these
    Option D
    16311-x = 5550
    x=10761

     

  4. x^2 = √1156+32+55
    14
    12
    11
    15
    none of this
    Option C
    x^2 = 34+32+55
    x = 11

     

  5. x/8*160*5*0.5 =250
    6
    5
    8
    2
    none of these
    Option B
    x/8*160*5*0.5 =250
    50x =250
    x=5

     

  6. Direction: What will come in place of question marks (?) in the following questions below. (you are not need to calculate exact value)
    299.99+529.01+320.99+625.99 =?
    1776
    1888
    2000
    2200
    none of these
    Option A
    300+529+321+626 =1776

     

  7. √2025.01+√3024.99-28+20-40+180=?
    154
    160
    180
    200
    152
    Option E
    45+55-28+20-40+100=152

     

  8. 550.01÷11÷5+30.10+5*15.96 = ?
    120
    140
    160
    180
    none of this
    Option A
    550/11*5+30+80 = 10+30+80 = 120

     

  9. 39% of 2500.05+350+403 =(?)^3
    14
    12
    16
    18
    none of these
    Option B
    975+753 = (?)^3
    ?=12

     

  10. (?*5*20*4)/(32*120) = 30/36
    1
    2
    4
    6
    none of this
    Option A
    ?*5/6 =30/36
    ?=(30/36)*(6/5) =1