Prime or Composite
Is 15 prime or composite?
Composite
There are 5 times as many tulips as rose bushes in a garden. There are 15 tulips. How many rose bushes are in the garden?
3 rose bushes
The library has 5 mystery books on a shelf. It has 4 times as many fiction books on another shelf. How many fiction books are on the shelf?
20 Fiction Books
True or False: 45 is a multiple of 9
True
Is 21 prime or composite?
Composite
2 Kelly has 2 times as many quarters as dimes. She has 18 quarters. How many dimes does she have?
9 dimes
Tasha used 8 tomatoes to make salsa. She used 4 times as many tomatoes to make sauce. How many tomatoes did Tasha use to make sauce?
32 tomatoes
True or False: 18 is a multiple of8
False
Is 61 prime or composite?
prime
Last year, 63 inches of rain fell in Oaktown. In Pine City, 7 inches of rain fell last year. Write and solve an equation to find how many times as much rain fell in Oaktown last year as fell in Pine City.
9 times as many inches of rain
There are 9 school buses in the parking lot. There are 6 times as many cars as school buses in the parking lot. How many cars are in the parking lot?
54 cars
Find the factor pairs for 16.
1 and 16
2 and 8
4 and 4
Is 19 prime or composite?
Erik sees 42 stars in the sky on Tuesday night. This is 7 times as many stars as he sees on Monday night. How many stars does Erik see on Monday night?
6 stars
There are 8 vases at an art show. There are 9 times as many paintings has vases at the art show. How many paintings are at the art show?
72 Paintings
Find the factor pairs for 42.
1 and 42
2 and 21
3 and 14
6 and 7
Is 1 prime or composite?
It neither prime or composite
Lucas spends 72 minutes cleaning his room. This is 8 times as long as it takes him to wash the dishes. How long does it take Lucas to wash the dishes?
9 minutes
There are 12 pear trees on a farm. There are 7 times as many apple trees as pear trees. How many apple trees are on the farm?
84
Find the factor pairs for 35.
1 and 35
5 and 7