By using this site, you are accepting "session" cookies, as set out in the site's Privacy Policy
Cookies are also used to remember which page of the book you last viewed, so that when you revisit the site you automatically return to the last page you visited.
Since 3 × 4 = 12, 3 and 4 are the factors of 12. But you were asked to select the two numbers that were the factors of 15. Now return to Page 14 and find the set of numbers which, multiplied together, will give 15 as a product.
