Two people are running laps around their school. The first person completes a lap in 12 minutes. The second person completes a lap in 18 minutes. They both started at the same place and time and go in the same direction. After how many minutes will they meet again at the starting point?
36 minutes
100
The GCF of 6 and 15.
What is 3?
100
The LCM of 12 and 15.
What is 60?
100
Timer 1 is set to beep every 8 minutes. Timer 2 is set to beep every 6 minutes. How many times will they beep at the same time in 30 minutes?
1
200
The factors of 22.
What is 1, 2, 11, and 22?
200
Sean has 8 cm pieces of wood and Ruth has 18 cm pieces of wood. They want to each build a long bridge out of their wood. How many of each piece would each child need to build bridges that are equal in length?
9 pieces for Sean
4 pieces for Ruth
**NOTE: The LCM is 72 cm. But the question is asking how many pieces of wood
200
The GCF of 18 and 27.
What is 9?
200
The LCM of 18 and 27.
What is 9?
200
You bring snacks for your basketball team every fifth game. Every third game is a home game. When will be the first time that you bring snacks to a home game?
15th game
300
The factors of 29.
What is 1 and 29?
300
Candy bars are sold in packs of 30. Donuts are sold in packs of 100. Joey wants to have the same number of donuts and candy bars. How many candy bars and donuts must he buy before he has the exact same amount?
300 of each
300
The GCF of 26 and 65.
What is 13?
300
The LCM of 16 and 32.
What is 32?
300
Sarah is making bead necklaces. She has 60 blue beads and 72 green beads. What is the greatest number of identical necklaces she can make if she wants to use all the beads?
6
400
The factors of 48.
What is 1, 2, 3, 4, 6, 8, 12, 16, 24, and 28?
400
Joanne is campaigning for class president and plans to distribute some campaign materials: 20 flyers and 16 buttons. She wants each classroom to receive an identical set of campaign materials, without having any materials left over. What is the smallest number of classrooms Joanne can distribute materials to (greater than 1)? What is the largest?
smallest = 2
Largest = 4
400
The GCF of 60 and 25.
What is 5?
400
The LCM of 25 and 40.
What is 200?
400
Three pigs entered a race around a track. Piggly takes 12 minutes to run one lap. Piglet takes 6 minutes to run one lap and it takes Wiggly 16 minutes to run one lap. If all three pigs begin the race at the same time, how many minutes will it take for all three pigs to be at the starting point again?
48
500
The factors of 100.
What is 1, 2, 4, 5, 10, 20, 25, 50, and 100?
500
Mandy is making baskets to sell for a fundraiser. She has 120 apples and 32 bananas, which she would like to distribute equally among the baskets, with nothing left over. If her goal is to raise money for a charity, how many baskets should she make?
8 baskets
500
The GCF of 64, 84, and 120.
What is 4?
500
The LCM of 15, 22, and 30.
What is 330?
500
Johnny baked 36 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers for his teacher friends at school. He wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie. If he wants each container to have the greatest number of cookies possible, how many plastic containers does he need?