Crux Mathematicorum Vol. 46, No. 5 « v46, n4 indexv46, n6 » May, 2020 PageContents 198 Editorial — Kseniya Garaschuk 199 MathemAttic: No. 15 199 Problems: MA71–MA75 202 Solutions: MA46–MA50 206 Teaching Problems: No. 10 — Nat Banting 210 Olympiad Corner: No. 383 210 Problems: OC481–OC485 212 Solutions: OC456–OC460 218 Focus On . . . : No. 41 — Michel Bataille 226 Problems: 4541–4550 231 Solutions: 4491–4500 Read the issue below Download this issue (PDF) Crux Mathematicorum