self Maths Puzzle

the distance between veranasi and lucknow is 220km.two bus start from these towns towards each other.they can meet halfway if the first bus leaves 2 hrs earlier then the second.if they start simultaneously,they will meet in 4 hrs.find the speed of the buses.

Read Solution (Total 2)

answer is 34 and 21 ...:)
10 years agoHelpfull: Yes(1) No(0)

please explain how did u get that.
10 years agoHelpfull: Yes(0) No(0)

self Other Question

two boats go downstream from point x to point y.the faster boat covers the distance from x to y 1.5 times as fast as the slower boat.it sis known that for every hour the slower boat lags behind the faster boat by 8 km.however,if they go upstream,then the faster boatcovers the distance from y tox in half thetime as the slower boat.find the speed of faster boat in still water. out of a pack of 52 cards one is lost,from the remainder of the pack,two cards are drawn and found to be spades.find the chance that the missing card is a spade.