Q-8 Two light houses flash their lights every 35 seconds and 45 seconds
respectively.Given that they flashed together at 6 p.m ,when will they next flash
together? please no algebra grade 6
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Answer:
They will Flash after 5 minute 25 seconds
Step-by-step explanation:
We will Handle this Question using Least Common Multiple [ LCM ]
35 = 5*7
45 = 3*3*5
LCM (35,45) = 5*7*3*3
= 315
★ So they will flash again after 315 seconds i.e. 5 minute 25 seconds
They will Flash Together at 6:5:25 .
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