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The product of first and second digits of the first number is added to the square of the first digit of the first number to obtain the second number. 35 : 24 → [(3 × 5) + (3)² ] = [15 + 9] = 24 46 : 40 → [(4 × 6) + (4)² ] = [24 + 16] = 40 23 : 10 → [(2 × 3) + (2)² ] = [6 + 4] = 10
If 180-meter-long train crosses a pole in 18 seconds, find the speed of train in kilo meter/hour.
Speed of a car and a bus is 18 km/h and 10 km/h, respectively. If the time taken by the car to cover a distance of ‘20x’ km is 1 hour less than time...
A train travels from Station A to Station B at a speed of 60 km/h and returns from Station B to Station A at a speed of 40 km/h. Find the average speed ...
A, B, and C can complete a job in 12, 15, and 20 days respectively. A and B work together for 4 days, then B and C work together for 5 days. How long wi...
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...
The speed of two cars A and B are in the ratio of 14:17 respectively. Car A travels 12 km less than the car B in the same time duration. What was the di...
A person travels between three towns as follows:
Two trains of lengths 280 meters and 320 meters are running in the same direction at speeds of 54 km/h and 72 km/h, respectively. How much time will the...
A person travels by car at 50 km/h for 3 hours, by a bike at 40 km /h for 2 hours, and by a train at 60km/h for 5 hours. What is the average speed at wh...