Posted by **Sue** on Monday, February 4, 2008 at 1:58pm.

Wich if the given numbers are composite?15,19,23,31,49,55,59,87,91,97,103,105

- math -
**drwls**, Monday, February 4, 2008 at 2:10pm
Compare to the list of them here:

http://www.math-worksheets.info/Composite_numbers.html

The list goes as far as 100. Beyond that, 103 is prime and 105 has more than two prime factors (5,21,3,35,7, and 15), so they are not composite.

## Answer this Question

## Related Questions

- math - Which of the given numbers are composite? 0,1,15,19,23,31,49,55,59,87,91,...
- math - Which of the given numbers are composite? 0, 1, 15, 19, 23, 31, 49, 55, ...
- Basic Math - Im so confused with these questions: which of the following numbers...
- math 115 - could someone check my work please? 1.List the factors of each of the...
- math - Consider the given statements. 1. Every prime number is odd. 2. There are...
- math - which of these statements about prime and composite numbers is true? F)...
- math - Consider the given statements. 1. Every prime number is odd. 2. There are...
- math - Cruz and his friend, Penny need to determine what numbers are prime and ...
- math - For numbers 10-13 find 2 pairs of numbers with the given number as their ...
- math - find two pairs of numbers with the given number as their least common ...