Question
From the top of a multi-storey building, the angle of depression to the top of a smaller building (which is 20 meters tall) is 45°. The distance between the two buildings is 15 meters. Find the height of the multi-storey building.
ATQ, Let AB be the multi- storey building and CD the small building. In triangle APC 
Therefore, the total height AB = AP+BP = 15+20 = 35 meters.More Time and distance Questions
- A man travels 450 km to his home partly by train and partly by car. He takes 8 hrs 40 minutes if he travels 240 km by train and rest by car. He takes 20 mi...
- In a 250-metre race, ‘A’ beats ‘B’ by 16 seconds or 80 metres. Find the time taken by ‘B’ to finish the race.
- Distance between two stations is 1120 km. Train ‘A’ takes 6 hours more than train ‘B’ to cover this distance. If speed of train ‘B’ is 60 km/h more than sp...
- A train covers 150 km in 100 minutes. If its speed is reduced by 30 km/h, how much time will it take to travel the same distance?
- A cheetah can catch a deer running with a speed of 54 km/h and is 70 meters ahead of it, in 14 seconds. Find the time taken by the cheetah to catch a zebra...
- Travelling at a speed of 54 km/h, Chaman reaches a place 3 minutes early. If he had travelled at a speed of 48 km/h, he would have been 1 minute late. What...
- ‘A’ and ‘B’ started moving towards each other at same time with a speed of 23 km/hr and 24 km/hr, respectively. If the distance covered by ‘A’ is 8 km more...
- How many km per hour does a man walk who passes through a street 500 m long in 25 minutes?
- What is the length of the bridge which a man riding 35 km an hour can cross in 3 min.?
- In a race spanning 900 meters, Runner A surpasses Runner B by 180 meters and Runner C by 270 meters. If B and C compete in a 320-meter dash, with C startin...
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)