Prime and Composite Numbers - 5.4A

Jade was told to list all prime numbers between 30 and 50. Jade's list is shown:

31, 37, 41, 47

Which Prime number is missing from Jade's list?

• 49

• 39

• 43

• 33

Out of the ten numbers listed below, how many of them are prime numbers?

1, 2, 3, 4, 5, 6, 7, 8, 9, 10

• two

• three

• four

• five

What three-digit prime number can be made using the 3 digits below only once?

1 2 5

• 125

• 152

• 215

• 521

Which of the following statements is TRUE?

• One is a prime number

• One is a composite number

• One is neither prime or composite

• One has an infinite number of factors

Which of the following statements is NOT TRUE?

• One is the smallest odd prime number

• Two is the only even prime number

• Three is the smallest odd prime number

• Two is the smallest prime number

Noah wrote a composite odd number that has a digit 4 in the tens place. Which of the following numbers could be the number that Jake wrote?

• 41

• 43

• 47

• 49

Which of the following is NOT a factor pair of the composite number 112?

• 2 and 52

• 4 and 28

• 7 and 16

• 8 and 14

Which of the following is NOT a prime number?

• 31

• 41

• 51

• 61

Which one of the following numbers is a prime number?

• 21

• 23

• 25

• 27

What 3 digit prime number can you form using the 3 digits below only once?

4 6 7

• 647

• 746

• 476

• 764