3 questions on cut groups

Abstract

This short note collects three open questions on cut groups (a class of groups generalizing rational groups).

[v2] 2 pages. This is an update compared to the published version. References and a result of N. Grittini updated. The rest remained unaffected. [v1] 2 pages. Appeared in in the problem section of "Advances in Group Theory and Applications", http://www.advgrouptheory.com/journal/index.php#vol8