Directions: Given table shows the data of population in 5 different parks. Study the data carefully and answer the questions.

What is ratio of male population in park A & D together to female population in park B & E together?

The angle of elevation of the foot of a house from the top of a tower is twice the angle made with the top of this house. If the height of the tower is 75 meters. And the elevation angle of the foot of the house from the top of the tower is 60 degrees. So what is the height of the house?

A vendor buys bananas at 12 for 45 and sells at 5 for 35. What will be the gain ? 

A bar graph showing the height of six mountain peaks. Study the bar graph and answer the following Questions.

Which peak is the second highest?

In a mixture of 35 liters, the ratio of milk and water is 4 : 1. How many liters of water must be added to make the ratio 2 : 3?

Raju, Rinku and Ram can do a piece of work in 6, 12, and 24 days respectively. In what time will they finish the work while working together ?

The smallest number which when divided by 18, 24, 38 and 42 leaves the remainder 15, 21,     35 and 39 respectively is :-

If a, b and c are in GP and a^1/x=b^1/y=c^1/z. The value of 2y is?