Quiz Discussion

What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?

Course Name: Quantitative Aptitude

  • 1]

    1

  • 2]

    14

  • 3]

    20

  • 4]

    21

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

The population of a town increased from 175000 to 262500 in a decade. The average percent increase of population per year is?

  • 1]

    33.33%

  • 2]

    5%

  • 3]

    6%

  • 4]

    8.75%

Solution
2
Discuss

An ore contains 25% of an alloy that has 90% iron. Other than this, in the remaining 75% of the ore, there is no iron. How many kilograms of the ore are needed to obtain 60 kg of pure iron?

  • 1] 250 kg
  • 2] 275 kg
  • 3] 300 kg
  • 4] 266.66 kg
Solution
3
Discuss

The length, breadth and height of a room in the shape of a cuboid are increased by 10%, 20% and 50% respectively. Find the percentage change in the volume of the cuboid.

  • 1] 77%
  • 2] 75%
  • 3] 88%
  • 4] 98%
  • 5] 99%
Solution
4
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
5
Discuss

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?

  • 1]

    0.20

  • 2]

    0.36

  • 3]

    0.32

  • 4]

    0.25

Solution
6
Discuss

The length, breadth and height of a room are in ratio 3:2:1. If breadth and height are halved while the length is doubled, then the total area of the four walls of the room will

  • 1] remain the same
  • 2] decrease by 13.64%
  • 3] decrease by 15%
  • 4] decrease by 18.75%
  • 5] decrease by 30%
Solution
7
Discuss

In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of non-defective products ?

  • 1] 89%
  • 2] 97.1%
  • 3] 96.1%
  • 4] 86.1%
  • 5] None of these
Solution
8
Discuss

The marked price of an article is Rs 2400. It is sold at two successive discounts of 10% and 15%. What is the selling price (in Rs) of the article?

  • 1]

    1836

  • 2]

    1924

  • 3]

    1848

  • 4]

    1976

Solution
9
Discuss

In an examination 80% candidates passed in English and 85% candidates passed in Mathematics. If 73% candidates passed in both these subjects, then what per cent of candidates failed in both the subjects?

  • 1] 8
  • 2] 15
  • 3] 27
  • 4] 35
Solution
10
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
# Quiz