In an examination, 48% students failed in Hindi and 32% students in History, 20% students failed in both the subjects. If the number of students who passe

A machine depreciates in value year at the rate of 10% of its previous value. However, every second year there is some maintenance work so that in that pa

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 th

The price of a certain article was raised by 10% in India. The consumption of the same article was increased from 200 tons to 225 tons. By how much percen

In the University examination last year, Rajesh scored 65% in English and 82% in History. What is the minimum percent he should score in Sociology, which

King Dashratha, at his eleventh hour, called his three queens and distributed his gold in the following way: HE gave 50% of his wealth to his first wide,

The length of Rectangle is increased by 20 % and breadth is decreased by 25 %. What is the % increase or decrease in area.

A’s salary is first increased by 25% and then decreased by 20%. The result is the same as B’s salary increased by 20% and then reduced by 25%.

A person saves 6% of his income. Two years later, his income shoots up by 15% but his savings remain the same. Find the hike in his expenditure.

A is 50% more than B, C is  \frac{2}{3} of A and D is

A & B have, between them, Rs. 1200. A spends 12% of his money while B spends 20% of his money. They are then left with a sum that constitutes 85% of the whole sum. Find what amount is left with A.

In order to maximize his gain, a theatre owner decides to reduce the price of tickets by 20% and as a result of this, the sales of tickets increase by 40%

In a town  consisting  of three localities A, B and C, the population of the three localities A, B and C are in the ratio 9 : 8 : 3. In locality

The population of a town increase by 5% annually frails present population is 64000. What will it be in 3 years time?

During the first year, the population of town increased by 4% and during the second year it ‘diminished by 4%. If at the end of the second year its

If 97% of the students are present in a class and 18 students are absent, find the total number of students in the class.

A man saves 20% of his monthly salary. If on account of dearness of things he is to increase his monthly expenses by 20% he is only able to save Rs. 20 pe

If boys make up 65% of a class that has 28 girls, the number of boys exceeds the number of girls by

The price of petrol increased by 25% and therefore Alok reduced his consumption of petrol by 25%. By what % did his expenditure rise/fall?

Let A and B be two solid spheres such that the surface area of B is 300% higher than the surface area of A. the volume of A is found to be k% lower than t

 

Out of the 75 students enrolled in the Economics class, 12% did not qualify to take the final examination on account of lack of attendance. Of those who qualified to take the test, 9.09% absented themselves from the exam. Two-third of those who took the exam passed the examination. 75% of those who passed secured a first class in the paper. How many students who pass the exam scored less than first class?

 

  • Option 1)

     

    15

     

  • Option 2)

     

    10

     

  • Option 3)

     

    14

     

  • Option 4)

     

    None of these

     

  • Option 5)

     

    12

     

 

The price of a P&G product is collectively decided by five input factors viz. research, raw materials, labour, advertisements and transportation. The functional relationship of price with these factors is: Price = (k × Research costs × Raw material costs × Labour costs × Advertising cost × Transportation cost) if there are respective changes of 10%, 20%, -20%, 25% and 50% in the five factors, then find the change in the price of product.

 

  • Option 1)

     

    85%

     

  • Option 2)

     

    95%

     

  • Option 3)

     

    98%

     

  • Option 4)

     

    80%

     

  • Option 5)

     

    none of these

     

A mixture of milk and water measures 70 liters. It contains 10% water. How much water should be mixed with it so that the water may be 25% in the new mixture?

  • Option 1)

    10 liters

  • Option 2)

    12 liters

  • Option 3)

    14 liters

  • Option 4)

    16 liters

  • Option 5)

    15 liters

The tax on a commodity is diminished by 15% and its consumption increased by 10%. Find the decrease percent in the revenue derived from it.

  • Option 1)

    6.5%

  • Option 2)

    8.33%

  • Option 3)

    9.11%

  • Option 4)

    7.4%

  • Option 5)

    5.2%

In some quantity of ghee, 60% is pure ghee and 40% is vanaspati. If 10 kg of pure ghee is added, then the strength of vanaspati ghee becomes 20%. The original quantity was in kg: 

  • Option 1)

    10       

  • Option 2)

    15

  • Option 3)

    20       

  • Option 4)

    24

  • Option 5)

    25

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