Question

In a square in which the houses are evenly spaced around the outside, numbers 3 and 10 are opposite each other. What is the smallest number of houses in the square? What is the largest possible number of houses in the square?

Answer 1

See below

Explanation:

Refer to attached

It is assumed that houses occupy square land

• The minimum number houses outside of the square 3*4 = 12
• Maximum number is 7*4 = 28

Here we assumed the order of numbering by opposite two sides only