From the top of a building, the angles of elevation and depression of top and bottom of a
tower are 60°and 30° respectively. If the height of the building is 5m,then the height of the
tower is:
1). 15m
2). $10\sqrt{3}m$
3). $5\sqrt{3}m$
4). 20m
The prices of chairs and tables are in the ratio of 9 : 5, If the chairs cost Rs. 4200 more than
the tables. Find the price of the tables ?(in Rs.)
1). 6200
2). 6730
3). 5250
4). 5000
The volume of a right circular cone, whose radius of the base is same as its altitude, and
the volume of a sphere are equal. The ratio of the radius of the cone to the radius of the
sphere is:
1). 1 : 1
2). $\sqrt[3]{4} : 1$
3). $\sqrt{2} : 1$
4). $\sqrt[3]{3} : \sqrt[3]{2}$
Pipes A and B. when working together, can fill an empty tank in 8 hours. If B is stopped
after 2 hours, it will take a total of 11 hours to fill the tank. How long would it take A to
fill the empty tank alone ?
1). 13 hours
2). 15 hours
3). 12 hours
4). 16 hours
In the morning. X and Y walk towards each other in a park. When they meet.Y's shadow
falls towards the left side of X. In which direction was X facing ?
1). South
2). West
3). North
4). East