Tristan and Muhammad are comparing the scout patches they've earned. Tristan has a total of ^@13^@ patches, ^@6^@ of which are explorer patches. Muhammad has a total of ^@5^@ patches, ^@4^@ of which are explorer patches. Do Tristan and Muhammad have the same ratio of explorer patches to total patches?
In an office, the ratio of the number of female employees to the male employees is ^@ 7 : 2. ^@
Find the number of male employees if there are ^@ 56 ^@ female employees.