Which theory argues that population growth can lead to increased technological innovation and resource abundance?
This theory challenges the Malthusian perspective and suggests that population growth stimulates technological advancements and human ingenuity, leading to the discovery of new resources or more efficient use of existing resources.
A man travels some distance at a speed of 20 km/hr and returns at a speed of 15 km/hr. If the total time taken by him is 2 hrs 20 min, the distance is
Distance between two stations P and Q is 350 km. Train A and B leave station P at 7 a.m. with speeds 50 km/h and 25 km/h respectively. Train A reaches t...
Vicky and Vikram start running simultaneously around a rectangular track of length 500m from the same point at speeds of 30 km/hr and 20 km/hr. When wil...
It takes 8 hours less to travel from point 'E' to point 'F' at a speed of 60 km/h than it takes to travel the same distance at 24 km/h. If 30% of the di...
Arjun and Bittu together covered a total distance of 150 km. Arjun travels at a speed of 75 km/hr and Bittu at 25 km/hr. The total time they spent trave...
An Aeroplane flies along a Square field @ 75, 100, 150 and 200 km/hours respectively. Then find the Average speed of the Aeroplane during the whole jour...
If a boy runs at the speed of 20 km/hr and crosses a bridge in 15 minutes, then what is the length of the bridge?
A car travels at the speed of 40 km/hr. for the first half of the journey and at the speed of 60 km/hr for the second half of the journey. What is the a...
If a person walks 25% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 420 km away, then the usual speed of a...
1322 metres long train crosses a man who is moving in the same direction with a certain speed, in 40 seconds. If the same train can cross a tree in 20 s...
