# InfyTQ Averages Quiz 1

Question 1

Time: 00:00:00
The cost of organizing a party varies directly as the number of invitees. If there are 40 invitees, the average cost works out to Rs. 200 per head. If there are 50 invitees, the cost works out of Rs. 180 per head. Find the variable cost and the fixed cost for conducting the party.

Rs. 100, Rs. 4000

Rs. 100, Rs. 4000

Rs. 100, Rs. 2000

Rs. 100, Rs. 2000

Rs. 200, Rs. 3000

Rs. 200, Rs. 3000

None

None

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Question 2

Time: 00:00:00
A dealer sold two type of car last year X and Y. The revenue from the sale of each unit of car X is 27 lacs, and that from the sale of each unit of car Y is rupees 51 lacs. If Dealer sold thrice as many units of car Y as car X, then what were the dealers average revenue per unit sold of this two cars last year?

Rupees 32 lacs

Rupees 32 lacs

Rupees 23 lacs

Rupees 23 lacs

Rupees 30 lacs

Rupees 30 lacs

Rupees 45 lacs

Rupees 45 lacs

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Question 3

Time: 00:00:00
Determine the average of the following data.

127, 63, 81, 44, 95

66

66

75

75

84

84

82

82

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Question 4

Time: 00:00:00
When a young member is substituted for an old member in a group of 8 people their average age becomes same as it was 3 years ago. The incoming member is younger to the outgoing member by:

24

24

12

12

22

22

20

20

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Question 5

Time: 00:00:00
Paul's age is equal to the square of the sum of the ages of his two daughters, Four years from now, the difference between his age and his daughters ages will be twenty six years. Find his present age.

10

10

23

23

40

40

36

36

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Question 6

Time: 00:00:00
Determine the average of the following data:

40, 19, 75, 83, 56, 33

51

51

52

52

53

53

54

54

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Question 7

Time: 00:00:00
In a class of 5 students, average weight of the 4 lightest students is 40 kgs, Average weight of the 4 heaviest students is 45 kgs. What is the difference between the the maximum and minimum possible average weight overall?

2.8

2.8

3

3

3.2

3.2

3.4

3.4

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Question 8

Time: 00:00:00
Determine the average of the following data 96, 24, 102, 45, 63

68

68

67

67

66

66

65

65

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Question 9

Time: 00:00:00
The average weight of 10 students is 55 kgs. By the admission of 2 new students the average increases by 3. What is the average weight of new admission students.

56

56

73

73

70

70

79

79

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Question 10

Time: 00:00:00
Determine the average of the following data:
45, 50, 33, 22, 15

32

32

33

33

35

35

38

38

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["0","40","60","80","100"]
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