Quant Test for IBPS Clerk 2018 Prelim Exam Set – 01

Directions(1-5): What will the approximate value of the following questions.

  1. 25.05 x 123.95 + 388.999 x 15.001 = ?
    8250
    7770
    8935
    7584
    8005
    Option C
    25.05 x 123.95 + 388.999 x 15.001 = ?
    = 25*123+388*15 = 8935

     

  2. 4376 + 3209 – 1784 +97 = 3125+?
    2500
    2000
    2520
    2033
    2773
    Option E
    4376 + 3209 – 1784 +97 = 3125+?
    => 7682 – 1784 = 3125 + x
    => 5898 = 3125 + x
    => x = 5898 – 3125 = 2773

     

  3. 85% of 420 + ? % of 1080 = 735
    48
    35
    55
    42
    40
    Option B
    85% of 420 + ? % of 1080 = 735
    => 357 + 10.8 x = 735
    => 10.8x = 735 − 357 = 378
    => x = 35

     

  4. 30% of 1225 – 64% of 555 = ?
    17
    12
    14
    18
    10
    Option B
    30% of 1225 – 64% of 555 = ?
    = 367.5 − 355.2 = 12.3

     

  5. 7/3 of 5/4 of 3024 = ?
    8520
    7000
    6520
    8820
    7220
    Option D
    7/3 of 5/4 of 3024 = ?
    = 35 × 252 = 8820

     

  6. Directions(6-10): The following graph shows the percentage rise in population of six
    different cities from 2010 to 2011 and 2011 to 2012.

  7. If the rise in the population of City A from 2010 to 2012 was 2.75 lakh, what was its population in the year 2010?
    6.0
    5.5
    4.2
    2.5
    3.3
    Option D
    Let the population of City A in the year 2010 be x.
    Then, its population in the year 2012 = x*140/100*150/100 = 2.1x
    Difference = 2.1x – x = l.1x
    => 1.1x = 2.75 lakh
    => x =2.75/1.1 = 2.5 lakh

     

  8. The population of City D in the year 2010 was approximately what per cent of its population in the year 2011?
    47%
    44%
    50%
    57%
    67%
    Option D
    Let the population of City D in the year 2010 be x.
    Then population of City D in the year 2011 = x ×175/100
    Required % = x *100/175x*100 = 57.14 == 57%

     

  9. If the population of City E in the year 2010 was 3.2 lakh, what was its population in the year 2012?
    6.00 lakh
    8.44 lakh
    5.02 lakh
    6.72 lakh
    7.77 lakh
    Option D
    Population of E in the year 2012
    = 3.2* 150/100* 140/100
    = 6.72 lakh

     

  10. In the year 2010, the population of cities B and F were equal, and the population of City F in the year 2012 was 5.4 lakh. What was the population of City B in the year 2012?
    8.2
    7.7
    5.5
    4.8
    6.4
    Option C
    Population of City F in the year 2010
    = 5.4*100/180*100/125 = 2.4 lakh
    [Population of B2010 = Population of F2010] Population of B2012 = 2.4* 160/100* 145/100
    = 5.568 lakh

     

  11. If the population of City C was 4.5 lakh in the year 2010, what was its population in the year 2012?
    7.26 lakh
    8.06 lakh
    9.36 lakh
    8.25 lakh
    6.66 lakh
    Option C
    Population of City C2012
    = 4.5* 130/100* 160/100
    = 9.36 lakh

     


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