Prime or Composite
26
What is composite as it ends in an even number
48
What is 24 x 3
12, 36
What is 12
12, 36
What is 36?
Malcolm and Riley are shelving books at a public library. Malcolm shelves 5 books at a time, whereas Riley shelves 6 at a time. If they end up shelving the same number of books, what is the smallest number of books each could have shelved ?
30
23
What is prime- only 1 and 23 as factors
128
What is 24 x 7
30, 48
What is 6.
26, 38
What is 494?
Bridget has swimming lessons every fifth day and diving lessons every third day. If she had a swimming lesson and a diving lesson on May 5, when will be the next date on which she has both swimming and diving lessons?
May 20th
41
What is prime- only divisble by 1 and 41
220
What is 22 x 5 x 11
128, 240
What is 16?
36, 54
What is 108?
Three pigs entered a race around a track. Piggly takes 6 minutes to run one lap. Piglet takes 3 minutes to run one lap and it takes Wiggly 5 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?
30 minutes
1,003,205
What is composite- Ends in 5 so divisible by 5?
648
What is 23 x 34
512, 648
What is 8?
60, 252
What is 1260?
Kiara baked 60 oatmeal cookies and 96 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?
12
441
What is composite- adds to 9 so divisible by 3
512
What is 29
72, 108
What is 12?
512, 648
What is 41,472?
Julianna is making identical balloon arrangements for a party. She has 32 maroon balloons, 24 white balloons, and 16 orange balloons. She wants each arrangement to have the same number of each color. (x maroon, y white, z orange) What is the greatest number of arrangements that she can make if every balloon is used? How many of each colour will be in each arrangement?
8 arrangements- Each arrangement will have 4 maroon, 3 white, 2 orange