5.3a Prime and Composite

Front

Which statement best describes a prime number?

Back

A prime number is a number whose only factors are one and itself.

Front

Which list contains only prime numbers? Options: 2, 3, 4, 5, 1, 5, 7, 9, 2, 3, 5, 7, 2, 4, 6, 8

Back

2, 3, 5, 7

Front

0 and 1 are identified as..

Back

Neither prime nor composite

Front

Which of the following is NOT true about prime numbers? Options: They have exactly two factors, 1 is a factor of every prime number, No prime numbers end in zero, All prime numbers are odd numbers.

Back

All prime numbers are odd numbers.

Front

Which number is neither prime nor composite?

Back

1

Front

Who made an error and included a composite number? Options: Eric, Maya, Bella, Joan

Back

Bella

Front

List containing 2 composite numbers and 1 prime number: 21, 11, 51; 22, 32, 72; 7, 11, 15; 65, 85, 95.

Back

21, 11, 51

Front

Which list has only prime numbers? Options: 34, 51, 91, 75, 97, 17, 53, 43, 24, 34, 44, 54, 66, 77, 88, 99

Back

97, 17, 53, 43