The scale on a map is 1 : 500000 two towns are 7cm apart on the map

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers