LCM

LCM

6th Grade

15 Qs

quiz-placeholder

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LCM

LCM

Assessment

Quiz

Mathematics

6th Grade

Practice Problem

Hard

Created by

Anthony Clark

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A radio station is having a promotion in which every 12th caller receives a free concert ticket and every 15th caller receives a limo ride. Which caller will be the first one to win both?

20

30

60

80

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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?

48 seconds

45 seconds

16 seconds

8 seconds

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

LCM of 7 and 4

12

32

56

28

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

John works every 4 days.  Chris works every 7 days.  How many days until they work together again?

28

11

3

35

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Find the least common multiple (LCM) of 4 and 6.

4

6

12

24

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the Least Common Multiple of 4 and 14

28

42

56

24

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Least common multiple of 3 and 9? 

9

3

27

18 

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