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Mathematics 20 Online
OpenStudy (anonymous):

a man, who went out between five and six o'clock and returned between six and seven o'clock, found that the hands of the watch had exchanged places. when did he go out?

OpenStudy (lastdaywork):

Lemme give you a hint. When the man leaves - hour hand is b/w 5 & 6 ; min hand is b/w 6 & 7 When he returns - hour hand is b/w 6 & 7 ; min hand is b/w 5 & 6 Your move..

OpenStudy (anonymous):

i want the time at which it start and it is 5:32 do the solution

OpenStudy (anonymous):

|dw:1392104077067:dw|

OpenStudy (lastdaywork):

"...do the solution" o.O I was hoping you'll initiate the process. Open Study follows the principle of "Give Help; Not Answers" We can only assist you in the process of learning. Giving answers (and even complete solutions at one go) violates the Code of Conduct of this website. Read - http://openstudy.com/code-of-conduct

OpenStudy (anonymous):

i do not have the solution n have tried a lot..thats why i m asking..

OpenStudy (lastdaywork):

Use the hint I gave you before - "When the man leaves - hour hand is b/w 5 & 6 ; min hand is b/w 6 & 7 When he returns - hour hand is b/w 6 & 7 ; min hand is b/w 5 & 6" Tell me the possible range for the time -When he leaves -When he returns

OpenStudy (anonymous):

nothing is given..its all data given in question nothing else.

OpenStudy (lastdaywork):

I mean, try to predict the possible range for the time...

OpenStudy (anonymous):

5:30 to 6:30

OpenStudy (lastdaywork):

Let T1 be the time he leave; T2 be the time he returns "When the man leaves - hour hand is b/w 5 & 6 ; min hand is b/w 6 & 7" Hence \[T _{1} \epsilon (5:30 , 5:35)\] Now, "When he returns - hour hand is b/w 6 & 7 ; min hand is b/w 5 & 6" Can you replace the ? with the appropriate time \[T_2 \epsilon ( ? , ? )\]

OpenStudy (ikram002p):

lol i was gonna cry :o i thougt the qs is asking abt where did he go huh !!! jk

OpenStudy (anonymous):

1 hour...got it ikram

OpenStudy (lastdaywork):

"...where did he go..." LOL

OpenStudy (anonymous):

it is 5 hour and 32 min and 18 sec.... yes! i solved it

OpenStudy (lastdaywork):

Er..it was not about solving the question; OS is about helping the asker to be able to solve such questions in future.

OpenStudy (anonymous):

lol.. k... asker ask me the solution.. lol

OpenStudy (anonymous):

give me solutin i wll be able to solve it

OpenStudy (anonymous):

u from india?

OpenStudy (anonymous):

yup.

OpenStudy (anonymous):

from where in india?

OpenStudy (anonymous):

m.p.

OpenStudy (anonymous):

ohkkk... m from kanpur.. IIT Kanpur

OpenStudy (anonymous):

well i am from govt. engg. college, jabalpur..which branch?

OpenStudy (anonymous):

B.S Physics

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