Quiz Discussion

A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score for the team would have been 84. The number of points the team scored was :

Course Name: Quantitative Aptitude

  • 1] 672
  • 2] 665
  • 3] 645
  • 4] 588
Solution
No Solution Present Yet

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# Quiz
1
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
2
Discuss

The average weight of a group of 75 girls was calculated as 47 kgs. It was later discovered that the weight of one of the girls was read as 45 kgs. Whereas her actual weight was 25 kgs. What is the actual average weight of the group of 75 girls? ( Rounded off to two digits after decimal).

  • 1] 34
  • 2] 36
  • 3] 30
  • 4] None of these
Solution
3
Discuss

A school has only four classes that contain 10, 20, 30 and 40 students respectively. The pass percentage of these classes are 20%, 30%, 60% and 100% respectively. Find the pass % of the entire school.

  • 1] 56%
  • 2] 76%
  • 3] 34%
  • 4] 66%
  • 5] None of these
Solution
4
Discuss

The average of nine number is 50. The average of first five numbers is 54 and that of the last three numbers is 52. Then the sixth number is :

  • 1] 30
  • 2] 34
  • 3] 24
  • 4] 44
Solution
5
Discuss

The average age of a family of 10 members is 20 years. If the age of the youngest member of the family is 10 years, then the average age of the members of the family just before the birth of the youngest member was approximately.

  • 1]

    27.14 years

  • 2]

    12.5 years

  • 3]

    14.28 years

  • 4]

    \(11\frac{1}{9}\) years

Solution
6
Discuss

Out of 20 boys, 6 are each of 1 m 15 cm height, 8 are of 1 m 10 cm and rest of 1 m 12 cm. The average height of all of them is :

  • 1] 1 m 12.1 cm
  • 2] 1 m 21.1 cm
  • 3] 1 m 21 cm
  • 4] 1 m 12 cm
Solution
7
Discuss

After replacing an old member by a new member, it was found that the average age of five members of a club is the same as it was 3 years ago. What is the difference between the ages of the replaced and the new member?

  • 1] 2 years
  • 2] 4 years
  • 3] 8 years
  • 4] 15 years
Solution
8
Discuss

A cricketer has a certain average for 9 innings, In the tenth inning he scores 100 runs there by increasing his average by 8 runs. His new average is 

  • 1]

    28 runs

  • 2]

    24 runs

  • 3]

    32 runs

  • 4]

    20 runs

Solution
9
Discuss

From a class of 42 boys, a boy aged 10 years goes away and in his place, a new boy is admitted. If on account of this change, the average age of the boys in that class increases by 2 months, the age of the newcomer is :

  • 1] 19 years
  • 2] 17 years
  • 3] 10 years 6 months
  • 4] 12 years 2 months
Solution
10
Discuss

The average age of 30 students is 9 years. If the age of their teacher is included, the average age becomes 10 years. The age of the teacher (in years) is :

  • 1] 27
  • 2] 31
  • 3] 35
  • 4] 40
Solution
# Quiz