#### EQUATION IN NATURAL NUMBERS-8

Proposed by Daniel Sitaru-Romania EQUATION IN NATURAL NUMBERS-8 Solution by Ravi Prakash-New Delhi-India

#### EQUATION IN NATURAL NUMBERS-7

Proposed by Daniel Sitaru-Romania EQUATION IN NATURAL NUMBERS-7 Solution 1 by Hasan Bostanlik-Sarkisla-Turkey, Solution 2 by Boris Colakovic-Belgrade-Serbia, Solution 3…

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#### EQUATION IN NATURAL NUMBERS-6

Proposed by Daniel Sitaru-Romania EQUATION IN NATURAL NUMBERS-6 Solution 1 by Carlos Suarez-Quito-Ecuador, Solution 2 by Kunihiko Chikaya-Tokyo-Japan

#### EQUATION IN NATURAL NUMBERS-5

Proposed by Daniel Sitaru-Romania EQUATION IN NATURAL NUMBERS-5 Solution 1 by Bedri Hazriji-Mitrovica-Kosovo, Solution 2 by Ravi Prakash-New Delhi-India, Solution…

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#### EQUATION IN REAL NUMBERS-2

Proposed by Rovsen Pirguliyev-Sumgait-Azerbaidian EQUATION IN REAL NUMBERS-2 Solution 1 by Myagmarsuren Yadamsuren-Darkhan-Mongolia, Solution 2 by Ravi Prakash-New Delhi-India, Solution…

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#### EQUATION IN REAL NUMBERS-1

Proposed by Hoang Le Nhat Tung-Hanoi-Vietnam EQUATION IN REAL NUMBERS-1 Solution 1 by proposer, Solution 2 by Myagmarsuren Yadamsuren-Darkhan-Mongolia

#### EQUATION IN NATURAL NUMBERS-4

Proposed by Daniel Sitaru-Romania EQUATION IN NATURAL NUMBERS-4 Solution 1 by Ravi Prakash-New Delhi-India, Solution 2 by Soumava Pal-Kolkata-India, Solution…

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#### NUMBERS THEORY-1

Posted by Kunihiko Chikaya-Tokyo-Japan NUMBERS THEORY-1 Solution by Redwane El Mellass-Morroco

#### WITHOUT SOFTS-JUST THINK-2

Proposed by Daniel Sitaru-Romania WITHOUT SOFTS-JUST THINK-2 Solution by Myagmasuren Yadamsuren-Mongolia

#### WITHOUT SOFTS-JUST THINK-1

Proposed by Daniel Sitaru-Romania WITHOUT SOFTS-JUST THINK-1 Solution by Myagmarsuren Yadamsuren