Question : The table given below shows the cost price and selling of four different articles.

What is the difference between the average selling price and the average cost price of all the articles?

Option 1: 110

Option 2: 160

Option 3: 710

Option 4: 140

Question : The table given below shows the number of officers working in six companies.

What is the ratio of number of officers working in Q to the number of officers working in R?

Option 1: $7 : 5$

Option 2: $6 : 7$

Option 3: $7 : 4$

Option 4: $5 : 7$

Question : The table given below shows the number of toys manufactured by five factories.

The number of toys manufactured by F2 is what percentage of the number of toys manufactured by F4?

Option 1: 200%

Option 2: 100%

Option 3: 300%

Option 4: 50%

Question : The following table shows the number of children in each house of a society.

What is the average number of children per house?

Option 1: 1.65

Option 2: 1.4

Option 3: 1.9

Option 4: 1.15

Question : Calculate the mean from the following table.

Option 1: 34.2

Option 2: 33.4

Option 3: 32.6

Option 4: 35.8