Quantitative Aptitude Practice Question and Answer

Q: Find the next number in the series 2, 3, 4, 8, 9, 10, 11, 16, 17, 18, 19, 20,... 2043 0

  • 1
    27
    Correct
    Wrong
  • 2
    26
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    25
    Correct
    Wrong
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Answer : 2. "26"
Explanation :

Answer: B) 26 Explanation: The pattern is three consecutive numbers and then three consecutive numbers missing.Then four consecutive numbers and then four consecutive numbers missing.Then five consecutive numbers and then five consecutive numbers missing.   The next number=20+6=26

Q: The calendar for the year 2007 will be the same for the year ? 2043 0

  • 1
    2014
    Correct
    Wrong
  • 2
    2019
    Correct
    Wrong
  • 3
    2021
    Correct
    Wrong
  • 4
    2018
    Correct
    Wrong
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Answer : 4. "2018"
Explanation :

Answer: D) 2018 Explanation: Count the number of odd days from the year 2007 onwards to get the sum equal to 0 odd day. Year : 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017Odd day : 1 2 1 1 1 2 1 1 1 2 1 Sum = 14 odd days => 0 odd days.Calendar for the year 2018 will be the same as for the year 2007.

Q: Find the sum of the all the numbers formed by the digits 2,4,6 and 8 without repetition. Number may be of any of the form like 2,24,684,4862 ? 2040 0

  • 1
    133345
    Correct
    Wrong
  • 2
    147320
    Correct
    Wrong
  • 3
    13320
    Correct
    Wrong
  • 4
    145874
    Correct
    Wrong
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Answer : 2. "147320"
Explanation :

Answer: B) 147320 Explanation: Sum of 4 digit numbers = (2+4+6+8) x P33 x (1111) = 20 x 6 x 1111 = 133320  Sum of 3 digit numbers = (2+4+6+8) x P23 x (111) = 20 x 6 x 111 = 13320  Sum of 2 digit numbers = (2+4+6+8) x P13 x (11) = 20 x 3 x 11 = 660  Sum of 1 digit numbers = (2+4+6+8) x P03 x (1) = 20 x 1 x 1 = 20    Adding All , Sum = 147320

Q: K can finish the work in 18 days and L can do the same work in 15 days. L worked for 10 days and left the job. In how many days, K alone can finish the remaining work ? 2039 0

  • 1
    5.5 days
    Correct
    Wrong
  • 2
    6 days
    Correct
    Wrong
  • 3
    4.2 days
    Correct
    Wrong
  • 4
    5 days
    Correct
    Wrong
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Answer : 2. "6 days"
Explanation :

Answer: B) 6 days Explanation: L's 10 days work = 115×10=23   Remaining work = 1-23=13   Now,  work is done by K in one day = 1/18   1/3 work is done by K in  18×13 = 6 days

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Answer : 1. "400"
Explanation :

Answer: A) 400 Explanation: Let the total number of pages in the book be 'x'. From given data, 2x/5 + 34x/100 + 52 + 52 = x => 40x + 34x + 10400 = 100x => 26x = 10400 => x = 400. Hence, total pages in the book are 400.

Q: A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in    ? 2031 0

  • 1
    20 hrs
    Correct
    Wrong
  • 2
    28 hrs
    Correct
    Wrong
  • 3
    36 hrs
    Correct
    Wrong
  • 4
    40 hrs
    Correct
    Wrong
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Answer : 1. "20 hrs"
Explanation :

Answer: A) 20 hrs Explanation: 1/8 - 1/x = 1/10  => x = 40 hrs

Q: Find the next number in the given number series? 0, 3, 8, 15, 24, ? 2030 0

  • 1
    35
    Correct
    Wrong
  • 2
    37
    Correct
    Wrong
  • 3
    34
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 1. "35"
Explanation :

Answer: A) 35 Explanation: Here the given number series is 0, 3, 8, 15, 24, ? The next number in the given series can be found such a way that the number series follows a pattern, 22 - 4 = 032 - 6 = 342  - 8 = 852 - 10 = 1562 - 12 = 2472 - 14 = 35Hence, the next number in the iven series is 35.

Q:

The area of triangle is half the area of square. The perimeter of the square is 224 cm. What is the area of triangle?

2030 0

  • 1
    1856 cm2
    Correct
    Wrong
  • 2
    1658 cm2
    Correct
    Wrong
  • 3
    1558 cm2
    Correct
    Wrong
  • 4
    1586 cm2
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 5. "None of these"
Explanation :

given 4a=224,

a=56, so that Area of square is=a2=56*56
so that Area of Triangle is a2/2=1568

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