Radostin Chonev@Ronnie007BulgariaFollowAboutEducationUniversity of Oxford BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork ExperienceRonnie007 has not updated employment details yet.EducationVarna High School of MathematicsUniversity of Oxford