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CBSE Notes 2011-2012

On MG road three consecutive traffic lights change after 36, 42 and 72 seconds. If the lights are fi...

Multiple choice question

On MG road three consecutive traffic lights change after 36, 42 and 72 seconds. If the lights are first switched on at 9.00 am, at what time will they change simultaneously ?

unknown

0.380601852

unknown

9:08:24

unknown

0.381064815

unknown

none of these