Lunit, Vinit Jind Anit begin to jog around a stadium. They complete their revolutions in `45` `s`, `54` s and `36` `s`

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Q 1554545454.     Lunit, Vinit Jind Anit begin to jog
around a stadium. They complete
their revolutions in `45` `s`, `54` s and `36` `s`
respectively. After how many
seconds, will they be together at the
starting point?

RBI 2008
A

`440` `s`

B

`550` `s`

C

`540` `s`

D

Cannot be determined

E

none of these

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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