CoCubes Averages Quiz-1

Question 1

Time: 00:00:00

Determine the average of the following data:

45, 50, 33, 22, 15

32

34

35

33

Question 2

Time: 00:00:00

In a party If Mahi has to invite 40 people, the average cost comes out to Rs. 200 per head. If the no. is increased to 50, the cost comes 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. 2000

Rs. 200, Rs. 3000

Rs. 200, Rs. 2000

Question 3

Time: 00:00:00

A broker sold two type of property last year A and B. The revenue from the sale of each unit of A is 27 lakhs, and that from the sale of each unit of B is rupees 51 lakhs. If Broker sold thrice as many units of B as A, then what were the broker average revenue per unit sold of these two property last year?

Rupees 32 lacs

Rupees 41.6 lacs

Rupees 31 lacs

Rupees 45 lacs

Question 5

Time: 00:00:00

Sachin is one of the young members of family. When he is substituted for an old member in the family 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

12

13

10

Question 6

Time: 00:00:00

Dhoni’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

19

34

36

Question 8

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?

3.2

3.4

3.8

3

Question 10

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.

146

78

79

73