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A fly is there 1 feet below the ceiling right across a wall length is 30m at equal distance from both the ends. There is a spider 1 feet above floor right across the long wall eqidistant from both the ends. If the width of the room is 12m and 12m, what distance is to be travelled by the spider to catch the fly, if it takes the shortest path.

Read Solution (Total 3)

its 24 simply.

what fly is expected to do is - Go down 1' on the floor, then cross the floor and then go up.

So its 1 + 12 + 11 = 24 m
12 years agoHelpfull: Yes(4) No(2)

24m
14 years agoHelpfull: Yes(1) No(1)
if room of 30*12 den ans will be=30-(1+1)=28m
11 years agoHelpfull: Yes(0) No(0)

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