Prime and Composite Numbers - 5.4A

Front

Which prime number is missing from Jade's list of prime numbers between 30 and 50? List: 31, 37, 41, 47

Back

43

Front

Out of the ten numbers listed below, how many of them are prime numbers? 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Back

four

Front

What three-digit prime number can be made using the digits 1, 2, and 5 only once?

Back

521

Front

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

Back

One is neither prime or composite

Front

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

Back

One is the smallest odd prime number

Front

Composite odd number with digit 4 in the tens place. Options: 41, 43, 47, 49

Back

49

Front

Which of the following is NOT a factor pair of the composite number 112? Options: 2 and 52, 4 and 28, 7 and 16, 8 and 14

Back

2 and 52

Front

Which of the following is NOT a prime number?

31

,

41

,

51

,

61

Back

51

Front

Which one of the following numbers is a prime number?

21

,

23

,

25

,

27

Back

23

Front

What 3 digit prime number can you form using the 3 digits 4, 6, and 7 only once?

Back

647