unicorngal117 unicorngal117

01-12-2018
Mathematics

contestada

Two neon lights are turned on at the same time one blinks every 5 seconds and the other blinks every 8 seconds when will both blink at the same time

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alexacamberos05 alexacamberos05

01-12-2018

Answer: 40 seconds

Step-by-step explanation:

They have that multiple in common

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tonytlan06 tonytlan06

01-12-2018

Just find the lowest common multiple of 5 and 8.

So:

LCM [5, 8] = 40

At 40 seconds, both lights will blink at the same time.

Answer Link

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