WorksheetsGCF and LCM Quiz
Total questions: 15
Worksheet time: 32mins
Name
Class
Date
1.
What is the least common multiple (LCM) of 8 and 5?
a)
50
b)
40
c)
5
d)
8
2.
What is the least common multiple (LCM) of 15 and 2?
a)
30
b)
2
c)
45
d)
152
3.
Joe has listed the first 4 multiples of 7 as:
7 14 22 28
Which one is incorrect?
7 14 22 28
Which one is incorrect?
a)
7
b)
14
c)
22
d)
28
4.
List all the factors of 18
a)
1, 6, 9, 18
b)
1, 2, 3, 4, 18
c)
1, 2, 3, 6, 9, 18
d)
2, 6, 9, 18
5.
What is the GCF of 24 and 40?
a)
1
b)
2
c)
4
d)
8
6.
Find the GCF of 12 and 6.
a)
1
b)
6
c)
2
d)
3
7.
Find the Greatest Common Factor (GCF) of 12 & 27
a)
1
b)
3
c)
9
d)
12
8.
Find the GCF of 6 and 30
a)
1
b)
2
c)
6
d)
5
9.
Find the LCM of 3 and 8
a)
3
b)
6
c)
12
d)
24
10.
Find the LCM of 10 and 8
a)
16
b)
20
c)
30
d)
40
11.
Carleigh is preparing identical breakfast gift sets. There are 18 boxes of pancake mix and 27 jars of jam. What is the greatest number of gift sets she can prepare using all of the pancake mix and jam?
a)
485
b)
3
c)
9
d)
12
12.
Taylor is making identical balloon arrangements for the homecoming dance. She has 12 red balloons, 24 green balloons, and 18 blue balloons. What is the greatest number of arrangements that she can make?
a)
6
b)
9
c)
2
d)
3
13.
Train "A" leaves a subway station every 12 minutes. Train "E" leaves every 9 minutes. If both trains just left the station on parallel tracks, when will both leave the stations together again?
a)
108 minutes
b)
3 minutes
c)
36 Minutes
d)
45 minutes
14.
At Kentucky Fried Chicken, the kitchen staff baked 96 chicken legs and 144 thighs. The staff had to prepare platters for an office lunch. If each platter will have the same number of legs and thighs, what is the greatest number of platters they can make?
a)
48
b)
2
c)
4
d)
16
15.
St. Michael's Middle School offers tutoring for their students. Tammy can only go every 4th day, and Morgan can go every 6th day. What will be the next day that both girls will be at tutoring?
a)
12
b)
24
c)
2
100 %
