A light house has two lights - one that flashes every 3 minutes and another that flashes every 3 1/2 minutes suppose tgat lights flash together at noon what is the first time that 2.pm that they will flash together again
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Answered by
8
Answer:
42
Step-by-step explanation:
3 1\2 =3:30 seconds so if i add it as 2×3 1\2 = 7 minutes
in 3 mins 2 × 3 =6 minutes so if i multiply 6×7 =42
Answered by
0
again after 42 mins that is 3:56
i dont know weather its correct but i tried my best
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