Start learning 50% faster. Sign in now
Let the production of widget A = 4x And, production of widget B = 5x production of widget A after increasing by 20% = 120% of 4x = 4.8x production of widget B after decreasing by 12% = 88% of 5x = 4.4x required ratio = 4.8x: 4.4x = 12: 11
Amrita traveled a certain distance, covering 50% of it at a speed of 15 km/h, then 40% of the remaining distance at 7.5 km/h, and the rest at 9 km/h. If...
Ajay and Bharti are initially 493 km apart. They start jogging towards each other with speeds of 36 km/h and 64 km/h, respectively, at the same time. If...
A ferry takes 75 minutes to row to place B from another place A along the stream. The distance between place A and place B is 37.5 km. If the speed of t...
A train travels at a speed of 90 km/h. It leaves station A at 10:00 AM and arrives at station B at 12:00 PM. How far apart are the two stations?
In a 450-meter race, 'A' finishes 50 meters ahead of 'B' and 90 meters ahead of 'C'. What will be the distance by which 'B' will finish ahead of 'C' if...
A car completes a journey in 6 hrs with a speed of 50 km/hr. At what speed must it travel to complete the journey in 5 hrs?
The speed of current is 10 km/h. What will be the respective downstream speed and upstream speed of a boy rowing a boat, if one sixth of the distance co...
The average speed of a bus is half the speed of a train. The train covers 5200 km in 13 hours. How much distance will the bus cover in 36 minutes?
Two motorcycles, a Honda and a Hero, set off simultaneously from the same location, aiming for the same endpoint. The Honda travels at a speed of 48 km/...
Aman takes 36 minutes more than Sudhanshu to cover a distance of 130 km. If Aman doubles his speed, he takes 42 minutes less than Sudhanshu to cover the...