
Kitchen Floor
Problem
A kitchen floor is to be tiled in the following way,

If the kitchen measures 15 tiles x 25 tiles, how many white tiles will be needed?
Problem ID: 92 (Dec 2002) Difficulty: 1 Star

A kitchen floor is to be tiled in the following way,

If the kitchen measures 15 tiles x 25 tiles, how many white tiles will be needed?