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August 12, 2019
An inequality involving unknown polynomials
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August 12, 2019
Hidden triangular inequality (PRMO Problem 23, 2019)

Problem Let ABCD be a convex cyclic quadrilateral . Suppose P is a point in the plane of the quadrilateral such that the sum of its distances from the vertices of ABCD is the least .If {PA,PB,PC,PD} = {3,4,6,8}.What is the maximum possible area of ABCD? Topic Geometry Contest Pre Regional Math Olympiad2019 ReadingMathematical circle […]

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August 11, 2019
PRMO - 2019 - Questions, Discussions, Hints, Solutions

This is a work in progress. Please post your answers in the comment. We will update them here. Point out any error that you see here. Thank you. 1. 4 2. 13 3. 13 4. 72 5. 10 6. 29 7. 51 8. 49 9. 14 10. 55 11. 6 12. 18 13. 10 14. […]

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August 11, 2019
Bangladesh MO 2019 Problem 1 - Number Theory

A basic and beautiful application of Numebr Theory and Modular Arithmetic to the Bangladesh MO 2019 Problem 1.

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August 9, 2019
Functional equation dependent on a constant
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August 8, 2019
Pigeonhole principle exercise
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August 7, 2019
An interesting arithmetic function on Number Theory using the Prime Numbers
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August 6, 2019
Belarus MO 2018 Problem 10.5 - Number Theory

This problem is a cute and simple application of the technique of reducing the sample space of solutions by the modulo operation.

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July 1, 2019
Lottery tickets
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June 30, 2019
A Beautiful Equation using Positive Integers from Singapore Math Olympiad 2008
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June 15, 2020
Problem on Equation | AMC-10A, 2007 | Problem 20

Try this beautiful problem from algebra, based on equation from AMC-10A, 2007. Problem-20,You may use sequential hints to solve the problem

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June 15, 2020
Pen & Note Books Problem | PRMO-2019 | Question 16

Try this beautiful Problem from Algebra based on Pen & Note Books from PRMO 2019, Question 16. You may use sequential hints to solve the problem.

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June 15, 2020
Quadratic equation Problem | AMC-10A, 2003 | Problem 5

Try this beautiful problem from algebra, based on the quadratic equation from AMC-10A, 2003. You may use sequential hints to solve the problem.

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June 14, 2020
Sum of divisors and Integers | TOMATO B.Stat Objective 99

Try this TOMATO Objective Problem from I.S.I. B.Stat Entrance based on Sum of divisors and Integers. You may use sequential hints to solve the problem.

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June 14, 2020
PRMO Open Test

Open Mock Test Pre Regional Maths Olympiad (PRMO), India.

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June 13, 2020
Sum of digits Problem | PRMO 2016 | Question 6

Try this beautiful problem from Number theory based on sum of digits from PRMO 2016. You may use sequential hints to solve the problem.

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June 13, 2020
Divisibility and Integers | TOMATO B.Stat Objective 89

Try this TOMATO problem from I.S.I. B.Stat Entrance Objective Problem based on Divisibility and Integers. You may use sequential hints to solve the problem.

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June 12, 2020
Useless Data, Conditional Probability, and Independence | Cheenta Probability Series

This concept of independence, conditional probability and information contained always fascinated me. I have thus shared some thoughts upon this.

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June 12, 2020
Integer based Problem | PRMO-2018 | Question 20

Try this beautiful Integer-based Problem from Algebra from PRMO 2018, Question 20. You may use sequential hints to solve the problem.

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June 12, 2020
Sum of two digit numbers | PRMO-2016 | Problem 7

Try this beautiful problem from Algebra, based on Sum of two digit numbers from PRMO 2016. You may use sequential hints to solve the problem.

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