Quiz Discussion

An alloy contains the copper and aluminum in the ratio of 7 : 4 While making the weapons from this alloy, 12% of the alloy got destroyed. If there is 12 kg of aluminum in the weapon, then weight of the alloy required is :

Course Name: Quantitative Aptitude

  • 1] 14.4 kg
  • 2] 37.5 kg
  • 3] 40 kg
  • 4] 48 kg
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 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
2
Discuss

The price of rice falls by 20%. How much rice can be bought now with the money that was sufficient to buy 20 kg of rice previously?

  • 1] 5 kg
  • 2] 15 kg
  • 3] 25 kg
  • 4] 30 kg
Solution
3
Discuss

The price of a car depreciates in the first year by 25% in the second year by 20% in third year by 15% and so on. The final price of the car after 3 years, if the present cost of the car is Rs. 10,00,000 :

  • 1] 7,80,000
  • 2] 1,70,000
  • 3] 6,90,000
  • 4] 5,10,000
Solution
4
Discuss

A student appeared in the Mock CAT. The test paper contained 3 sections namely QA, DI and VA. The percentage marks in all VA was equal to the average of percentage marks in all the 3 sections. Coincidentally, if we reverse the digit of the percentage marks of QA we get the percentage marks of DI. The percentage marks in VA scored by student could be:

  • 1] 81
  • 2] 48
  • 3] 66
  • 4] 69
  • 5] 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

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
7
Discuss

If A's salary is 25% more than B's salary, then B's salary is how much lower than A's salary?

  • 1]

     %

  • 2]

    25%

  • 3]

    20%

  • 4]

Solution
8
Discuss

The square of a positive number is 2000% greater than the number itself, then the square of that number is :

  • 1] 1762
  • 2] 1635
  • 3] 441
  • 4] 139
Solution
9
Discuss

600 students took the test on Physics and chemistry. 35% students failed in Physics and 45% students failed in chemistry and 40% of those who passed in chemistry also passed in Physics, then how many students failed in both :

  • 1] 16
  • 2] 15
  • 3] 13
  • 4] 12
Solution
10
Discuss

What percent is 3% of 5% ?

  • 1]

    60%

  • 2]

    15%

  • 3]

    50%

  • 4]

    30%

Solution
# Quiz