Asked by Deepamar
In an industrial area three factories give out sirens at an interval of 40 min, 1 hour anf 1 and a half hour. respectively. Find the time between the two simultaneously sounds of three sirens.
Answers
Answered by
Mohan
6 hrs
Answered by
Rajesh
Very good
Answered by
Bilal
Plzz tell the method solved
Answered by
Rohan
In an industrial area ,three factories give out sirens at an interval of 40 minutes , 1 hour and one and a half hour, respectively. Find the time between two simultaneous sounda of three sirens.
Answered by
222
Find the LCM of 40 , 60 and 90 then divide the answer by 60
Ans: 6
Ans: 6
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