#### SOLUTION SP283-RMM WINTER EDITION 2020

Proposed by Daniel Sitaru-Romania SOLUTION SP283 Solution by Tran Hong-Dong Thap-Vietnam

#### SOLUTION UP271-RMM WINTER EDITION 2020

Proposed by Daniel Sitaru-Romania SOLUTION UP271 Solution by Tran Hong-Dong Thap-Vietnam

#### INEQUALITY IN QUADRILATER-9

Proposed by Daniel Sitaru-Romania INEQUALITY IN QUADRILATER-9 Solution by Soumava Chakraborty-Kolkata-India

#### SOLUTION JP286-RMM SPRING EDITION 2021

Proposed by Daniel Sitaru-Romania SOLUTION JP286 Solution 1 by Daniel Vacaru-Romania, Solution 2,extensions and generalizations by Marin Chirciu-Romania

#### ELEGANT INEQUALITY-280

Proposed by Daniel Sitaru-Romania ELEGANT INEQUALITY-280 Solution 1 by Soumava Chakraborty-Kolkata-India, Solution 2 by Tran Hong-Dong Thap-Vietnam

#### ELEGANT INEQUALITY-278

Proposed by Daniel Sitaru-Romania ELEGANT INEQUALITY-278 Solution by Tran Hong-Dong Thap-Vietnam

#### LIMIT-289

Proposed by Daniel Sitaru-Romania LIMIT-289 Solution by Ravi Prakash-New Delhi-India

#### INEQUALITY IN TRIANGLE-1321

Proposed by Daniel Sitaru-Romania INEQUALITY IN TRIANGLE-1321 Solution by Marian Ursarescu-Romania

#### SOLUTION UP259-RMM AUTUMN EDITION 2020

Proposed by Daniel Sitaru-Romania SOLUTION UP259 Solution 1 by Tran Hong-Dong Thap-Vietnam, Solution 2 by Sergio Esteban-Argentina

#### SOLUTION UP258-RMM AUTUMN EDITION 2020

Proposed by D.M.Batinetu-Giurgiu, Daniel Sitaru-Romania SOLUTION UP258 Solution by Tran Hong-Dong Thap-Vietnam