Quiz Discussion

The present age of a father is 3 years more than three times the age of his son. Three years hence, father's age will be 10 years more than twice the age of the son. The father's age is :

Course Name: Quantitative Aptitude

  • 1] 33 years
  • 2] 39 years
  • 3] 45 years
  • 4] 40 years
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A batsman makes a score of 87 runs in the 17th inning and thus increases his average by 3. Find his average after 17th inning.

  • 1] 40
  • 2] 39
  • 3] 52
  • 4] 55
Solution
2
Discuss

Five years ago, the average age of P and Q was 25. The average age of P, Q and R today is 25. Age of R after 5 years will be :

  • 1] 15 years
  • 2] 20 years
  • 3] 40 years
  • 4] 35 years
Solution
3
Discuss

The average of the first five multiples of 3 is-

  • 1] 3
  • 2] 9
  • 3] 12
  • 4] 15
Solution
4
Discuss

One-fourth of certain journey is covered at the rate of 25 km/h, one-third at the rate of 30 km/h and the rest at 50 km/h. Find the average speed for the whole journey.

  • 1]

    600/53 km/h

  • 2]

    1200/53 km/h

  • 3]

    1800/53 km/h

  • 4]

    1600/53 km/h

  • 5]

    None of these

Solution
5
Discuss

A man started his journey from Lucknow to Kolkata, which is 200 km, at the speed of 40 kmph then he went to Banglore which is 300 km, at the speed of 20 kmph. Further he went to Ahmedabad which is 500 km, at the speed of 10 kmph. The average speed of the man is :

  • 1]

    kmph

  • 2]

    Kmph

  • 3]

    15.6 kmph

  • 4]

    16.1 kmph

Solution
6
Discuss

Average of a, b, and c is 11; average of c, d and e is 17; average of e and f is 22 and average of e and c is 17. Find out the average of a, b, c, d, e and f.

  • 1]

    \(15\frac{2}{3}\)

  • 2]

    \(18\frac{1}{2}\)

  • 3]

    \(16\frac{1}{2}\)

  • 4]

    None of these

Solution
7
Discuss

The average salary of all the workers in a workshop is Rs.8000. The average salary of 7 technicians is Rs.12000 and the average salary of the rest is Rs.6000. The total number of workers in the workshop is

  • 1]

    20

  • 2]

    21

  • 3]

    22

  • 4]

    23

Solution
8
Discuss

The average age of 20 boys in a class is 12 years. 5 new boys are admitted to the class whose average age is 7 years. The average age of all the boys in the class becomes:

  • 1] 8.2 years
  • 2] 9.5 years
  • 3] 12.5 years
  • 4] 11 years
Solution
9
Discuss

The average wages of a worker during a fortnight comprising 15 consecutive working days was Rs. 90 per day. During the first 7 days, his average wages was Rs. 87/day and the average wages during the last 7 days was Rs. 92/day. What was his wage on the 8th day?

  • 1] 93
  • 2] 90
  • 3] 92
  • 4] 97
Solution
10
Discuss

The average monthly salary of 12 workers and 3 managers in a factory was Rs. 600. When one of the manager whose salary was Rs. 720, was replaced with a new manager, then the average salary of the team went down to 580. What is the salary of the new manager?

  • 1] 640
  • 2] 690
  • 3] 420
  • 4] 570
Solution
# Quiz