exam Maths Puzzle Numerical Ability

two trains leave a station at the same time,heading in opposite directions.one train is traveling at 80km/h,the other at 90km/h.how long will it take for the trains to be 425km apart?

Read Solution (Total 0)

exam Other Question
a car leaves columbia heading east at 50 mph. one hour later a bus leaves columbia heading east at 65 mph. how long will it take for the second car to catch up with the first. Combinations of 23 cents and 32 cents stamps can be used for 55 cents and 78 cents postage and many other amounts. But no combination of 23 cents and 32 cents stamps can be used to