#### SYSTEM-15

Proposed by Carmen Chirfot-Romania SYSTEM-15 Solution 1 by Seyran Ibrahimov-Maasilli-Azerbaidian, Solution 2 by Nguyen Thanh Nho-Tra Vinh-Vietnam

#### INTEGRAL INEQUALITY-105

Proposed by Nho Nguyen Van-Nghe An-Vietnam INTEGRAL INEQUALITY-105 Solution by Daniel Sitaru-Romania

#### INTEGRAL CALCULUS-22

Proposed by Nho Nguyen Van-Nghe An-Vietnam INTEGRAL CALCULUS-22 Solution by Daniel Sitaru-Romania

#### INTEGRAL CALCULUS-21

Proposed by Daniel Sitaru-Romania INTEGRAL CALCULUS-21 Solution by Ravi Prakash-New Delhi-Romania

#### INEQUALITY IN TRIANGLE-666

Proposed by George Apostolopoulos-Messolonghi-Greece INEQUALITY IN TRIANGLE-666 Solution 1 by Mehmet Sahin-Ankara-Turkey, Solution 2 by Soumava Chakraborty-Darkhan-Mongolia

#### ELEGANT INEQUALITY-98

Proposed by Uche Eliezer Okeke-Anambra-Nigeria ELEGANT INEQUALITY-98 Solution 1 by Ravi Prakash-New Delhi-India, Solution 2 by Nho Nguyen Van-Nge An-Vietnam

#### INEQUALITY IN TRIANGLE-665

Proposed by Mehmet Sahin-Ankara-Turkey INEQUALITY IN TRIANGLE-665 Solution by Soumava Chakraborty-Kolkata-India

#### CYCLIC INEQUALITY-419

Proposed by Daniel Sitaru-Romania CYCLIC INEQUALITY-419 Solution 1 by Ravi Prakash-New Delhi-India, Solution 2 by Hoang Le Nhat Tung-Hanoi-Vietnam, Solution…

Read More

#### CYCLIC INEQUALITY-418

Proposed by Le Minh Cuong-Ho Chi Minh-Vietnam CYCLIC INEQUALITY-418 Solution 1 by Lazaros Zachariadis-Thessaloniki-Greece, Solution 2 by Sarah El-Kenitra-Morocco

#### CYCLIC INEQUALITY-417

Proposed by Daniel Sitaru-Romania CYCLIC INEQUALITY-417 Solution 1 by Soumava Chakraborty-Kolkata-India, Solution 2 by Sanong Huayrerai-Nakon Pathom-Thailand, Solution 3 by…

Read More