contestada

Two horns are turned on at the same time. The silver horn sounds every 4 seconds and the gold horn sounds every 9 seconds. How many seconds will it take for both horns to sound at the same time?

Respuesta :

vibessrl

Answer:

36 seconds

just list out the numbers like this:

4 8 12 16 20 24 28 32 36

9 18 27 36

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