Quiz Discussion

In a laboratory experiment, a sample of air which is a mixture of oxygen and water vapour is taken. Water vapour, contains hydrogen and oxygen gases. If air contains a total of 70% oxygen (including that contained in the water vapour) by weight while water vapour contains 16.66% of oxygen by weight, how many kilograms of water vapour is present in 1 kilogram of air?

Course Name: Quantitative Aptitude

  • 1]

    0.20

  • 2]

    0.36

  • 3]

    0.32

  • 4]

    0.25

Solution
No Solution Present Yet

Top 5 Similar Quiz - Based On AI&ML

Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api

# Quiz
1
Discuss

A student took five papers in an examination, where the full marks were the same for each paper. His marks in these papers were in the proportion of 6:7:8:9:10. In all papers together, the candidate obtained 60% of the total marks then, the number of papers in which he got more than 50% marks is

  • 1] 1
  • 2] 3
  • 3] 4
  • 4] 5
  • 5] None of these
Solution
2
Discuss

After three successive equal percentage rise in the salary the sum of 100 rupees turned into 140 rupees and 49 paise. Find the percentage rise in the salary.

  • 1] 12%
  • 2] 22%
  • 3] 66%
  • 4] 82%
  • 5] 77%
Solution
3
Discuss

Each side of a rectangular field diminished by 40%. By how much per cent is the area of the field diminished?

  • 1] 32%
  • 2] 64%
  • 3] 25%
  • 4] 16%
Solution
4
Discuss

80% of a smaller number is 4 less than 40% of a larger number. The larger number is 85 greater than the smaller one. The sum of these two number is

  • 1] 325
  • 2] 425
  • 3] 235
  • 4] 500
Solution
5
Discuss

P is 6 times greater than Q then by what per cent is Q smaller than P?

  • 1] 84%
  • 2] 85.5%
  • 3] 80%
  • 4] 83.33%
Solution
6
Discuss

In an election between two candidates, the winner got 65% of the total votes cast and won the election by a majority of 2748 votes. What is the total number of votes cast if no vote is declared invalid?

  • 1] 8580
  • 2] 8720
  • 3] 9000
  • 4] 9160
Solution
7
Discuss

25% of 25% Is Equal To

  • 1]

    0.0625

  • 2]

    0.0210

  • 3]

    0.03145

  • 4]

    0.3210

Solution
8
Discuss

the digit at unit place of a two-digit number is increased by 100% and the digit at ten places of the same number is incresed by 50% the new number thus formed is 19 more then the original number. what is the original number?

  • 1]

    22

  • 2]

    63

  • 3]

    24

  • 4]

    None Of These

Solution
9
Discuss

When any number is divided by 12, then dividend becomes `1/4t h` of the other number. By how much percent first number is greater than the second number?

  • 1]

    150

  • 2]

    200

  • 3]

    300

  • 4]

    None Of These

Solution
10
Discuss

A customer asks for the production of x number of goods. The company produces y number of goods daily. Out of which z% are units for sale. The order will be completed in :

  • 1]

      days

  • 2]

    days

  • 3]

    days

  • 4]

    days

  • 5]

    Cannot determined

Solution
# Quiz