Factors and Multiples

Front

What is the least common multiple of 20 and 30?

Back

60

Front

What is the greatest common factor of 20 and 30?

Back

10

Front

What is the PRIME factorization of 24?

Back

2³ x 3

Front

During a performing arts festival, students from elementary and middle schools will be grouped together for various performances. There are 32 elementary students and 40 middle-school students. The arts director wants identical groups for the performances. What is the largest number of groups that can be formed?

Back

8

Front

A florist orders sunflowers every 6 days, and daisies every 4 days. How many days will pass until the next time she orders both kinds of flowers on the same day?

Back

12 days