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the first 6 multiples of 30 are 30, 60, 90, 120, 150, 180
Find the GCF of 48, 24, and 60.
the factors of are , , , and
You and your best friend are racing around a track. You run the track in 5 min, while friend runs it in 6 min. If you both start at the same time, how many laps will you have to run before you meet your friend back at the starting place (assuming you both run a consistent pace)?
find the LCM of 5 and 6
the LCM is 30 min, so you would need to run 6 laps.
There are 20 girls and 16 boys in your class. Your teacher wants to make groups with a the same number of girls and boys in each group. How many students will be in each group?
find the GCF of 20 and 16
the GCF is 4, so there will be 4 groups with 9 students each, 5 girls and 4 boys.