During the summer, you mow lawns for extra money. One customer pays you to mow the lawn every 6 days and another customer pays you to mow the lawn every 9 days. If you mow both lawns today, in how many days will uou mow both lawns again on the same day?

Answer 1

What is the least common multiple of 6 and 9?

Answer 2

Is it 3

Answer 3

No. 3 is the greatest common factor.

Answer 4

Is the answer 1

Answer 5

I meant 18

Answer 6

Yes. You'll mow both lawns on the 18th day.