Quiz Discussion

In Arun's opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Arun and he thinks that Arun's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?

Course Name: Quantitative Aptitude

  • 1]

    67 Kg

  • 2]

    68 Kg

  • 3]

    69 Kg

  • 4]

    None Of These

Solution
No Solution Present Yet

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# Quiz
1
Discuss

Ten years ago, the ages of the members of a joint family of eight people added up to 231 years. Three years later, one member died at the age of 60 years and a child was born during the same year. After another three years, one more member died, again at 60, and a child was born during the same year. The current average of this eight-member joint family is nearest to-

  • 1] 21 years
  • 2] 22 years
  • 3] 23 years
  • 4] 24 years
  • 5] 25 years
Solution
2
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
3
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
4
Discuss

There are two sections A and B of a class, consisting of 36 and 44 students' respectively. If the average weight of section A is 40kg and that of section B is 35kg, find the average weight of the whole class.

  • 1] 30 kg
  • 2] 35 kg
  • 3] 42.5 kg
  • 4] 37.25 kg
Solution
5
Discuss

Mean of 10 numbers is 30. Later on it was observed that numbers 15, 23 are wrongly taken as 51, 32. The correct mean is :

  • 1] 25.5
  • 2] 32
  • 3] 30
  • 4] 34.5
Solution
6
Discuss

The average score of a class of boys and girls in an examination is A. The ratio of boys and girls in the class is 3 : 1. If the average score of the boys is A + 1, the average score of the girls is-

  • 1] A - 1
  • 2] A - 3
  • 3] A + 1
  • 4] A + 3
Solution
7
Discuss

The average of six numbers is 3.95. The average of two of them is 3.4, while the average of the other two is 3.85. The average of the remaining two numbers is :

  • 1] 4.6
  • 2] 4.8
  • 3] 4.5
  • 4] 4.7
Solution
8
Discuss

The average of five different positive numbers is 25. x is the decrease in the average when the smallest number among them is replaced by 0. What can be said about x?

  • 1] x is less than 5
  • 2] x is greater than 5
  • 3] x is equal to 5
  • 4] Cannot be determined
Solution
9
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
10
Discuss

The average of 6 numbers is 7. The average of three numbers of them is 5. What will be the average of remaining numbers?

  • 1] 15
  • 2] 30
  • 3] 9
  • 4] 42
Solution
# Quiz