Quiz about Lowest Common Multiple (LCM)

Question 1

What is the least common multiple (LCM) of 5 and 20?

Accepted Answer

20

Answer

4

Answer

5

Answer

100

Question 2

What is the least common multiple (LCM) of 2 and 3?

Accepted Answer

6

Answer

8

Answer

20

Answer

10

Question 3

What is the least common multiple (LCM) of 4 and 10?

Accepted Answer

20

Answer

4

Answer

40

Answer

15

Question 4

What is the least common multiple (LCM) of 2 and 24?

Accepted Answer

24

Answer

2

Answer

12

Answer

48

Question 5

What is the least common multiple (LCM) of 6 and 8?

Accepted Answer

24

Answer

6

Answer

8

Answer

48

Question 6

What is the least common multiple (LCM) of 15 and 2?

Accepted Answer

30

Answer

2

Answer

45

Answer

152

Question 7

What is the least common multiple (LCM) of 12 and 2?

Accepted Answer

12

Answer

24

Answer

2

Answer

36

Question 8

What is the least common multiple (LCM) of 8 and 5?

Accepted Answer

40

Answer

50

Answer

5

Answer

8

Question 9

What is the least common multiple (LCM) of 3 and 20?

Accepted Answer

60

Answer

40

Answer

20

Answer

3

Question 10

What is the least common multiple (LCM) of 2 and 5?

Accepted Answer

10

Answer

2

Answer

20

Answer

7

Question 11

Which choice is a multiple of 11?

Accepted Answer

22

Answer

1

Answer

23

Answer

24

Question 12

Find the Least Common Multiple of 9 and 6

Accepted Answer

18

Answer

36

Answer

38

Answer

72

Question 13

Find the Least Common Multiple (LCM) of 4 & 14.

Accepted Answer

28

Answer

14

Answer

20

Answer

42

Question 14

Find the LCM of 6 and 24.

Accepted Answer

24

Answer

6

Answer

12

Answer

8

Question 15

Find the Least Common Multiple (LCM) of 12 & 30

Accepted Answer

60

Answer

30

Answer

36

Answer

90

Question 16

Find the Least Common Multiple (LCM) of 2, 3 & 6.

Accepted Answer

6

Answer

2

Answer

12

Answer

24

Question 17

What is the least common multiple of 15, 21 and 35?

Accepted Answer

105

Answer

3

Answer

5

Answer

315

Question 18

What is the least common multiple of 14 and 49?

Accepted Answer

98

Answer

7

Answer

14

Answer

49

Question 19

What is the least common multiple of 36 and 72?

Accepted Answer

72

Answer

3

Answer

12

Answer

36

Question 20

What is the least common multiple for 10 and 25?

Accepted Answer

50

Answer

10

Answer

25

Answer

100

Question 21

Two neon signs are turned on at the same time. Both signs blink as they are turned on. One sign blinks every 9 seconds. The other sign blinks every 15 seconds. In how many seconds will they blink together again?

Accepted Answer

45 seconds

Answer

48 seconds

Answer

16 seconds

Answer

8 seconds

Question 22

Two clocks are turned on at the same time. One clock chimes every 15 minutes. The other clock chimes every 25 minutes. In how many minutes will they chime together?

Accepted Answer

75 minutes

Answer

55 minutes

Answer

25 minutes

Answer

60 minutes

Question 23

Henry and Margo both began traveling around a circular track. Henry is riding his bike, and Margo is walking. It takes Henry 7 minutes to make it all the way around, and Margo takes 12 minutes. How much time will pass until they meet at the starting line?

Accepted Answer

84 minutes

Answer

48 minutes

Answer

854 minutes

Answer

78 minutes

Question 24

Jenny goes to dance class every 6 days, karate class every 12 days, and to the library every 18 days. On December 1st she went to both classes and the library. On what date will she do both classes and go to the library?

Accepted Answer

36 days

Answer

24 days

Answer

42 days

Answer

52 days

Question 25

At the movie theater, they give out a free drink to every 75th customer and a free bag of popcorn to every 30th customer. Who is the first customer that is going to win both free items?

Accepted Answer

150th customer

Answer

16th customer

Answer

300th customer

Answer

180th customer

Lowest Common Multiple (LCM)

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics