Two traffic lights both turn green at 1:20 pm. One light is on a 72-second 0cycle from green back to green while the other light is on a 1-minute cycle. After how many minutes will they again turn green

asked Nov 4, 2022 104k views

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3 votes

Answer:

Explanation:

Raluca answered Nov 5, 2022

3.1k points

6 votes

Answer:

6 minutes

Explanation:

1 minute = 60 seconds

LCM of 60 and 72 = 360

360 seconds = 6 minutes

SDJSK answered Nov 10, 2022

by SDJSK

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