Practice Averages Questions

A unique number which represents the general significance of a set of unequal values is called an Average. This unique value can be a mean, mode, or median.Average is used in Many Areas.It is also used in our daily Life.That’s why we need to Concept better for Averages using Averages Questions and Answers.The Average formula has many applications in our real life. Suppose we were to find the average age of men or women in a group or the average height of a man then calculate by adding all the values ​​and dividing by the number of values.

Averages Formula may be written as

Averages$\frac{\text{Sum of Observations}}{\text{Total Number of Observations}}$

Question 1

Time: 00:00:00
The run rate in a cricket given for the first 10 overs was 3.2. Calculate the run rate in rest of the 40 overs in order to score 282 runs.

3.5

3.5

4.0

4.0

6.25

6.25

Cannot be determined

Cannot be determined

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Question 2

Time: 00:00:00
In a family, two grandparents, three grandchildren, and two parents. 67 years is the average age of the grandparents. 35 years is the average age of the parents. 6 years is the average age of the children. Calculate the average age of the family.

25

25

40

40

31.71

31.71

Cannot be determined

Cannot be determined

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Question 3

Time: 00:00:00
A shopkeeper has a sale of Rs. 6359, Rs. 2365, Rs. 5698, Rs. 5690, and Rs. 4560 for 5 successive months. Calculate his sale in the sixth month to make an average sale of Rs. 6400.

12348

12348

13728

13728

23614

23614

Cannot be determined

Cannot be determined

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Question 4

Time: 00:00:00
If zero is the average of 20 numbersthen how many of them, at most must be greater than zero?

19

19

5

5

10

10

Cannot be determined

Cannot be determined

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Question 5

Time: 00:00:00
When a new man joins a group of 8 people, their average age increases by 2.5kg. If he replaces a man weighing is 55 kg, how much does he weigh?

80

80

75

75

65

65

Cannot be determined

Cannot be determined

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Question 6

Time: 00:00:00
11 players make a football team. The captain’s age is 25 years. Age of the goalkeeper is 4 years more than that of the captain. The average age of the remaining team members except from these two is one year more than the entire team’s average age. What is the average age of the team?

31.5

31.5

32

32

26

26

Cannot be determined

Cannot be determined

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Question 7

Time: 00:00:00
The average monthly income of A and B is Rs. 5050that of B and C is Rs. 6250, and that of A and C is Rs. 5200. Calculate the monthly income of A.

3000

3000

5000

5000

4000

4000

Cannot be determined

Cannot be determined

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Question 8

Time: 00:00:00
The average age of Alice, Bob, and Mike three years ago was 35 years.  5 years back the average age of Bob and Mike is 20 years. Determine Alice’s present age.

64

64

20

20

35

35

Cannot be determined

Cannot be determined

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Question 9

Time: 00:00:00
Ravi buys a petrol at Rs. 7.50, Rs. 8, and Rs. 8.50 for 3 months. Calculate the approximately average cost per liter of petrol if he spends Rs. 4000 each month.

8.0

8.0

7.98

7.98

10

10

Cannot be determined

Cannot be determined

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Question 10

Time: 00:00:00
Ajay thinks that his weight is somewhere in between 65 and 72 kg. Ajay’s sister disagrees and says that his weight is more than 60 kg but less than 70 kg. His father thinks that his weight must not be more than 68 kg. If all of them are correct, what is the average possible weight of Ajay?

59

59

80

80

67

67

Cannot be determined

Cannot be determined

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Question 11

Time: 00:00:00
The average weight of three boxes P, Q, and R is 39 kg. Box P and Q has an average weight of 40kg and that of Q and R is 41 kg, then what is the weight of Q?

31

31

36

36

45

45

Cannot be determined

Cannot be determined

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Question 12

Time: 00:00:00
The average weight of 16 girls is 50.25 kg. The average age of rest of the 8 girls is 45.15 kg. What is the average age of all the girls in the class?

49.36

49.36

48.55

48.55

36.87

36.87

Cannot be determined

Cannot be determined

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