From a point on the ground, the angle of elevation to the top of a building is 30 degrees. If the distance between the point and the base of the buildin...
Two individuals, P and Q, set off from points X and Y simultaneously, moving toward each other. P travels at a speed of 60 km/h, while Q moves at 40 km/...
55-litres of paint is added to a mixture of paint and oil in the ratio 3:5. The ratio of paint and oil in the resulting mixture is 4:3. Find the total v...
A coin is tossed. If head occurs, a ball is drawn from a bag containing 3 red and 4 green balls. If tail occurs, a die is thrown. The probability that t...
A jar contains a mixture of milk and water in the ratio 7:5, respectively. If 9-litres of the mixture is taken out, then the quantity of water left in t...
A circle with radius 8 cm is inscribed in a square. What is the area of the square?
'Ankit' can complete a certain task by himself in 20 days. 'Bheema' is 40% more efficient than 'Ankit'. If 'Ankit' works alone fo...
The current ages of A and B are in the ratio of 4:7. Six years from now, the ages of B and C will be in the ratio of 2:3. If the average of the present ...
The angle of elevation of the top of a building from a point on the ground is 60°. After walking 20 meters towards the building, the angle of elevation...
