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Start learning 50% faster. Sign in nowThe first number is multiplied by the sum of the first and second digits of the digit number to get the second number. 65 → {65 X (6 + 5)} = {65 X 11} = 715 54 → {54 X (5 + 4)} = {54 X 9} = 486 34 → {34 X (3 + 4)} = {34 X 7} = 238
A person travels 30 km at a speed of 15 km/h, another 20 km at 10 km/h, and the final 50 km at 25 km/h. What is the average speed for the entire journey?
A car travels from City A to City B at a speed of 80 km/h and returns at a speed of 60 km/h. If the distance between the two cities is 240 km, what is t...
Speed of a car and a bus is 24 km/h and 14 km/h, respectively. If the time taken by the car to cover a distance of ‘8x’ km is 1 hour less than time ...
Sheetal rides a bike at an average speed of 40 kmph and reaches her destination in 5 hours. Hemlata covers the same distance in 4 hrs. If Sheetal increa...
A train has to cover a distance of 90 km in 15 hours. If it covers half the journey in 4/5 th of the time, the speed to cover remaining distance in the ...
Person 'A' begins a journey from Punjab to Delhi, driving initially at 120 km/hr. Every 36 minutes, he reduces his driving speed by 5 km/hr. If the dist...
Two trains of lengths 120 m and 150 m are moving in opposite directions at speeds of 45 km/h and 30 km/h, respectively. How much time will they take to ...
500 metres long train crosses a man who is moving in the same direction with a certain speed, in 50 seconds. If the same train can cross a tree in 20 se...
Bus P takes 30 minutes to cover a distance of 60 km. If bus Q is 20% faster than bus P. Find the time taken by bus Q to cover the same distance?