Quant Test for IBPS PO Prelims 2020 Exam set – 13

  1. The HCF and LCM of two numbers is 84 and 840 respectively.If the first number is 168,find the second number?
    420
    440
    450
    480
    None of these
    Option A
    LCM*HCF=X*Y

     

  2. In how many ways 5 Germans and 5 French be seated along a circular table,so that they are seated in alternative positions?
    3! 4!
    4! 5!
    3! 3!
    4! 4!
    None of these
    Option B

     

  3. 4 matches are to be played in Dream 11 IPL.In how many ways can result be dicided?
    3
    81
    27
    243
    None of these
    Option B
    Ways=3*3*3*3

     

  4. In a group of 6 males and 5 females,5 candidates have to be selected.In how many ways can it be done so that atleast 2 males are included?
    1524
    1650
    1526
    1600
    None of these
    Option C
    6C2*5C3 + 6C3*5C2 + 6C4*5C1 + 6C5

     

  5. Area of a recatgular field is 3375 m^2.and its length and breadth are in ratio 5:3.Find its breadth?
    135 m
    100 m
    55 m
    45 m
    None of these
    Option D
    5a * 3a =3375
    15a^2=3375
    a=15
    Breadth=3*15=45 m

     

  6. Two cubes have their volume i ratio 1:8.Find the ratio of their surface area?
    1:4
    1:8
    2:5
    2:3
    None of these
    Option A
    a^3 : b^3 = 1:8
    a:b = 1:2
    =6a^2 : 6b^2 = 1:4

     

  7. In a class of 500 candidates,65% are males ,20% of females and 40% of males failed the examination.Find teh number of candidates who passed the examination?
    375
    355
    335
    345
    None of these
    Option C
    Total=500
    Males=325
    Females=175
    Females failed=175*80/100=140
    Males failed=40/100*325=195
    Total=335

     

  8. Study the following and answer the questions:
    4/9 * 6/3 + 11/27 – 18/81 = ?
    29/27
    27/28
    29/30
    25/27
    None of these
    Option A
    =24 +11 -6/27

     

  9. 2/5 * 3/7 * 23/11 * ? = 192
    605
    616
    500
    555
    None of these
    Option B

     

  10. (39.25)^2 + (5.98)^2 – (19.95)^2 =?
    1157
    1150
    1205
    1172
    1184
    Option A
    1521 + 36 – 400

     


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