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Group number and valency are not related in the zero group (noble gases), as these elements typically do not combine with others due to their full valence electron shells.
Excluding stoppage, the speed of the bus is 66 km/hr, and including stoppage, it is 55 km/hr. How many minutes does the bus stop per minute?
Speed of a car and a bus is 30 km/h and 6 km/h, respectively. If the time taken by the car to cover a distance of ‘10x’ km is 2 hour less than time ...
Two cars A and B travel from one city to another, at speeds of 72 km/hr and 90 km/hr respectively. If car B takes 1 hour lesser than car A for the jour...
Abhinav improved his average travel speed by 8 km/h after journeying for 5 hours, completing his trip in a total of 8 hours. If instead he had boosted h...
Find the distance travelled (in km) by the truck to reach point B from point A, if a car cover 45% the same distance in 2 hours 42 minutes and a truck c...
John cycles at 10 km/h to reach his destination at 2 PM. If he travels at 15 km/h, he will reach at 12 noon itself. At what speed should he travel to re...
The distance covered by a train in (4y-1) hours are (64y3-1) km. The speed of the train is.
A tiger chases a deer that initially has a 96-meter head start, running away at 4 m/s, while the tiger pursues at 7 m/s. How long does it take for the t...
