afootballer2288 afootballer2288

22-06-2020
Mathematics

contestada

A fire alarm rings 20 times. It pauses for 1 second between rings. Each ring is 3 seconds long. How long does the ringing last? a. 60 seconds b. 79 seconds c. 68 seconds d. 80 seconds

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dlgordon35 dlgordon35

22-06-2020

Answer:79 seconds answer B

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