Question : The following bar graph shows the sales of books (in thousands) from six branches of a publishing company during two consecutive years 2018 and 2019.

What is the ratio of the total sales of the first branch for both years to the total sales of the fourth branch for both years?

Option 1: 4 : 3

Option 2: 5 : 9

Option 3: 8 : 11

Option 4: 37 : 36

Question : The following bar graph shows the sales of books (in thousands) from six branches of a publishing company during two consecutive years 2018 and 2019.


What is the average sales of all the branches (in thousands) for the year 2018?

Option 1: 84

Option 2: 78

Option 3: 80

Option 4: 86

Question : The curved surface area of the sphere is 154 cm². Find the volume of the sphere (rounded off to one digit after decimal).

Option 1: 156.9 cm³

Option 2: 179.7 cm³

Option 3: 161.1 cm³

Option 4: 147.8 cm³

Question : Find the area of the sector of a circle with a radius of 5 cm and an angle of 60° (rounded off to one decimal).

Option 1: 12.8 cm²

Option 2: 14.1 cm²

Option 3: 13.1 cm²

Option 4: 15.1 cm²

Question : If the volume of a sphere is 24,416.64 cm³, find its surface area (take $\pi$ = 3.14) correct to two places of decimal.

Option 1: 3069.55 cm²

Option 2: 4069.44 cm²

Option 3: 5096.66 cm²

Option 4: 6069.67 cm²