Quiz Discussion

The average weight of a class of students is 67.5 kg. The weight of the class teacher is 25% more than the average weight of the class. The average weight of the class is less than the class teacher by x%. The value of x is:

Course Name: Python

  • 1] 33.335
  • 2] 25%
  • 3] 20%
  • 4] 22%
Solution
No Solution Present Yet

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# Quiz
1
Discuss

In the recent, climate conference in New York, out of 700 men, 500 women, 800 children present inside the building premises, 20% of the men, 40% of the women and 10% of the children were Indians. Find the percentage of people who were not Indian?

  • 1] 77%
  • 2] 73%
  • 3] 79%
  • 4] 83%
Solution
2
Discuss

The ratio 5 : 4 expressed as a percent equals :

  • 1]

    12.5 %

  • 2]

    40 %

  • 3]

    80 %

  • 4]

    125 %

Solution

5 : 4 = 5/4 = ( (5/4) x 100 )% = 125%.

3
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
4
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
5
Discuss

The price of the sugar rise by 25%. If a family wants to keep their expenses on sugar the same as earlier, the family will have to decrease its consumption of sugar by

  • 1] 25%
  • 2] 20%
  • 3] 80%
  • 4] 75%
Solution
6
Discuss

The difference between a number and its two-fifth is 510. What is 10% of that number ?

  • 1]

    75

  • 2]

    85

  • 3]

    95

  • 4]

    105

Solution
7
Discuss

The cost of a car is 400% greater than the cost of a bike. If there is an increase in the cost of the car is 15% and that of bike 20%. Then the total increase in the cost of the 5 cars and 10 bikes is:

  • 1]

    17.5%

  • 2]

    %

  • 3]

    18.5%

  • 4]

    18.25%

Solution
8
Discuss

A fraction in reduced form is such that when it is squared and then its numerator is reduced by 33 1/3 % and denominator is reduced to 20%, its result is twice the original fraction. The sum of numerator and denominator is:

 

  • 1] 8
  • 2] 13
  • 3] 17
  • 4] 15
  • 5] None of these
Solution
9
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
10
Discuss

A shopkeeper first raises the price of Jewellery by x% then he decreases the new price by x%. After such up down cycle, the price of a Jewellery decreased by Rs. 21025. After a second up down cycle the Jewellery was sold for Rs. 484416. What was the original price of the jewellery.

  • 1] Rs. 5,26,000
  • 2] Rs. 6,00,625
  • 3] Rs. 5,25,625
  • 4] Rs. 5,00,000
  • 5] None of these
Solution
# Quiz