GCF + LCM + DP
2 years ago
kriley
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• Question 1
120 seconds
Q. List all the factors of 12
1, 2, 3, 4, 6, 12
1, 2, 4, 12
1, 12
1, 2, 3, 4, 5, 6, 12
• Question 2
120 seconds
Q. Which is a factor of 15?
2
3
4
6
• Question 3
120 seconds
Q. Which of the choices is not a factor of 24?
2
3
4
5
• Question 4
120 seconds
Q. Find the Greatest  Common Factor (GCF) of 14 & 22.
1
2
7
14
• Question 5
120 seconds
Q. Find the GCF of 45 and 60
5
15
10
9
• Question 6
120 seconds
Q. There are 40 girls and 32 boys who want to participate in 6th grade intramurals. If each team must
have the same number of girls and the same number of boys. What is the greatest number of teams that can participate in intramurals?
6
4
8
2
• Question 7
120 seconds
Q. There are 48 girls and 64 boys.
The choir teacher plans to arrange the students in equal rows.
Only girls or boys will be in each row (no mixing of girls and boys in the same row). What is the greatest number of students that could be in each row?
8
6
16
12
• Question 8
120 seconds
Q. Kiara baked 30 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers
for her teacher friends at school. She wants to divide the cookies into identical containers so that each
container has the same number of each kind of cookie. If she wants each container to have the
greatest number of cookies possible, how many plastic containers does she need?
2
4
6
8
• Question 9
120 seconds
Q. What is the least common multiple (LCM) of 4 and 9?
12
36
27
9
• Question 10
120 seconds
Q. Which of the numbers below are multiples of 3?
7
8
16
24
• Question 11
120 seconds
Q. What is the least common multiple (LCM) of 3 and 8?
24
16
12
• Question 12
120 seconds
Q. Is this question asking to find GCF or LCM?
GCF
LCM
• Question 13
120 seconds
Q. Melanie has pieces of train track that are 8 inches long that she is connecting together to form a track that her train can travel on. Martin is also trying to construct a track for his train but is using track pieces that are 20 inches long. How long will the shortest track be if the track that Melanie builds ends up being the same length as Martin’s track?
10 inches
20 inches
30 inches
40 inches
• Question 14
120 seconds
Q. 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?
16th customer
150th customer
300th customer
180th customer
• Question 15
120 seconds
Q. Peter has 18 oranges and 27 pears. He wants to make fruit baskets with the same number of each fruit in each basket. How many PEARS will be in the greatest number of fruit baskets?
7
8
9
10
• Question 16
120 seconds
Q. 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?