Quiz Discussion

There are three categories of jobs A, B and C. The average salary of the student who got the job of A and B categories is 26 lakh per annum. The average salary of the students who got the job of B and C category is 44 lakh per annum and the average salary of those students who got the job of A and C categories is 34 lakh per annum. The most appropriate (or closet) range of average salary of all the three categories (if it is known that each student gets only one category of jobs i.e. , A, B and C):

Course Name: Quantitative Aptitude

  • 1] lies between 30 and 44
  • 2] lies between 28 and 34
  • 3] lies between 34 and 44
  • 4] lies between 27 and 44
  • 5] None of these
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A student finds the average of 10, 2 digits numbers. If the digits of one of the numbers interchanged, the average increases by 3.6. The difference between the digits of the 2 digits number is :

  • 1] 4
  • 2] 3
  • 3] 2
  • 4] 5
Solution
2
Discuss

Average weight of 25 students of a class is 50 kg. If the weight of the class teacher is included , the average is increased by 1 kg. The weight of the teacher is ?

  • 1] 76 kg
  • 2] 77 kg
  • 3] 74 kg
  • 4] 75 kg
Solution
3
Discuss

The speed of the train going from Nagpur to Allahabad is 100 km/h while when coming back from Allahabad to Nagpur, its speed is 150 km/h. find the average speed during whole journey.

 

  • 1] 125 km/hr
  • 2] 75 km/hr
  • 3] 135 km/hr
  • 4] 120 km/hr
Solution
4
Discuss

3 years age, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is same today. The present age of the baby is :

  • 1]

    1 years

  • 2]

    \(1\frac{1}{2} \)years

  • 3]

    2 years

  • 4]

    3 years

Solution
5
Discuss

The average of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18. The correct average of the observation is -

  • 1] 28
  • 2] 42
  • 3] 32
  • 4] 45
Solution
6
Discuss

The average temperature for the first four days of a week is 40.2° C and that of the last four days is 41.3° C. If the average temperature for the whole 40.6°C, then the temperature on the fourth day is-

  • 1] 40.8° C
  • 2] 41.3° C
  • 3] 41.8° C
  • 4] 38.5° C
Solution
7
Discuss

In the first 10 overs of a cricket game, the run rate was only 3.2. The run rate in the remaining 40 overs to reach the target of 282 run is :

  • 1] 6.4
  • 2] 6.3
  • 3] 6.25
  • 4] 6.5
Solution
8
Discuss

The average weight of 21 boys was recorded as 64 kg. If the weight of the teacher was added, the average increased by 1 kg. What was the teacher’s weight?

  • 1] 86 kg
  • 2] 64 kg
  • 3] 72 kg
  • 4] 84 kg
Solution
9
Discuss

The mean of 100 items was 46. Later on it was discovered that an item 16 was misread as 61 and another item 43 was misread as 34. It was also found that the number of item was 90 and not 100. Then what is the correct mean ?

  • 1] 50
  • 2] 50.7
  • 3] 52
  • 4] 52.7
Solution
10
Discuss

Find the average increase rate, if increase in the population in the first year is 30% and that in the second year is 40%.

  • 1] 41%
  • 2] 56%
  • 3] 40%
  • 4] 38%
  • 5] 39%
Solution
# Quiz