Rohit and Dinesh are 64 km apart. Rohit can walk at a speed of 15 km/hr and Dinesh at the speed of 17 km/hr. In how many hours will they meet if they are travelling towards each other? View Solution Two trains 90 metres and 120 metres long are running in opposite directions, one...
A.look out B.stay up C.carry on D.get along 9.___ more and more trees cut down,many animals and insects are dying out. A.Because B.With C.As D.Since 10.—People should stop using their cars and start using public transport. —___.The roads are too crowded as it is....
"China has not only done a great job for itself, but it's leading the way and helping the world become a better place," said Crook, hoping that China's experience will be shared globally, in the same way as its electric cars are being exported. International cooperation key to sci-t...
Since the trains are moving towards each other, we can add their speeds to find the initial relative velocity. Urelative=V1+V2=20m/s+25m/s=45m/s Step 3: Determine the Total RetardationBoth trains apply brakes with a retardation of 1m/s2. The total retardation when considering both trains...
At first, they thought it was a fox or some other kind of animal. But they didn’t want anything to end up dead.Dropping their conversation, the two rushed towards the animal hoping to save it. But when they got closer, they realized it wasn’t an animal — it was a 3-year-old ...
Places A and B are 100km apart on the highway. One car starts from A and another from B at the same time. If the car travel in same direction at a different speed, they meet in 5hrs. If they travel towards each other, they meet in 1hr. What are the speeds of the ...
Thebirthofthecarasweknowittodaytookseveralyearsandtheworksanddevelopmentsofmanypeople.Itwasnotuntil1885thatthefirstcarrolleddownthestreets;however,earlierattemptsatsteampoweredroadvehiclesweresuccessful,givingpeopletheideathatcarsasweknowthemtodayhaveexistedforalotlongerthantheyhave. Thefirststeampoweredvehicle...
Ⅴ.完形填空 /// /// A shepherd was herding(放牧) his sheep when suddenly a brand-new sports car came out of a dust cloud towards him.The___1__was a young man in a new designer suit,designer___2__,designer sunglasses and a designer tie.He___3__out the window and ...
The article reviews the book "Two Billion Cars: Driving Towards Sustainability," by Daniel Sperling and Deborah Gordon.CulverNickEBSCO_bspJournal of International AffairsSperling, Daniel, and Deborah Gordon. 2010. Two Billion Cars: Driving toward Sustainability. New York; Oxford: Oxford University ...
Places A and B are 144 km apart. Two cars start simultaneously, one from A and the other from B. If they move in the same direction, they meet after 12 hours, but if they move towards each other they meet after 98 hours. The speed(in km/h) of the car moving at a faster speed...