Question : In a box containing 45 bulbs, 12 are found to be defective. What is the ratio of the good bulbs to the total bulbs in the box?

Option 1: 8 : 13

Option 2: 5 : 8

Option 3: 7 : 11

Option 4: 11 : 15

Question : In a room, there are 36 women and 20 men. What is the ratio of men to the total number of people in that room?

Option 1: 14 : 11

Option 2: 5 : 14

Option 3: 5 : 11

Option 4: 5 : 13

Question : The following bar chart shows the number of bottles of green and red colours sold by 5 different shops.

What is the ratio of the total number of green bottles sold by the 5 shops taken together to the total number of red bottles sold by the 5 shops taken together?

Option 1: 3 : 5

Option 2: 6 : 11

Option 3: 4 : 7

Option 4: 5 : 7

Question : Find the value of $\sqrt{\left[\left(13^2-8^2\right) \times 5+4\right]}$ :

Option 1: 22

Option 2: 24

Option 3: 26

Option 4: 23

Question : If the ratio of the volumes of two cylinders is 6 : 5 and the ratio of their heights is 5 : 24, then what is the ratio of their radii?

Option 1: 12 : 7

Option 2: 5 : 6

Option 3: 1 : 2

Option 4: 12 : 5