Racing track
On the racing track, circling three cars. The first passes one circuit for 19 seconds, the second for 12 seconds, and a third for 9 seconds.
a) Calculate the number of seconds since starting to catch all three cars together for the first time again across the start line.
b) How many laps will each car run until all three cars are together for the first time?
a) Calculate the number of seconds since starting to catch all three cars together for the first time again across the start line.
b) How many laps will each car run until all three cars are together for the first time?
Correct answer:
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