Question

Mr. Christensen is arranging his students into groups for the next school debate. When he puts them in groups of 5, two students are left out. When he puts them in groups of 4, one student is left out. When he puts them in groups of 7, four students are left out. What is the least number of students Mr. Christensen has?

Answer 1

The least amount of students mr Christensen has would be 5 because if he puts them in a group of 4 and one is left out that would equal to 5.