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October 29, 2019
AMC 10A Year 2006 Problems 21 Sequential Hints

A beautiful problem form American Math Contest (AMC 10A) 2006, Problem 21 solution. Key idea is to use basic calculation.

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October 28, 2019
Number Theory - AMC 10A 2013 Problem 21 Sequential Hints

AMC 10A 2013, Problem 21 needed a clever trick to play with numbers. See the solution with sequential hints.

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October 28, 2019
Number Theory - AMC 10A 2014 Problem 24 Sequential Hints

AMC 10A 2014, Problem 24 needed a clever trick of number theory. See the solution with sequential hints. A sequence of natural numbers is constructed by listing the first

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October 28, 2019
Number Theory - Germany MO 2019, Problem 4

This problem is a very basic, tricky and intuitive application resulting in the solutions of a diophantine equation and unique representation of a number. Try with our sequential hints.

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October 28, 2019
Polynomial, Vietnam MO 2014 Problem 2

This problem is an intermediate application of the polynomials and invoking a cute number theoritic argument to make it a good problem to try with our sequential hints.

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October 27, 2019
AMC 10A Year 2007 Problem 20 Sequential Hints

American Math Contest (AMC 10A) 2007, Problem 20 solution. Well, this is a very basic but interesting algebra problem where we can play with squares.

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October 25, 2019
Number Theory - Italy MO 2019, Problem 2

This problem is an intermediate application of basic number theoritical principles. from Italy MO Solve this problem with the help of Sequential Hints.

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October 24, 2019
Probability - AMC 10A 2015 Problem 22 Sequential Hints

AMC 10A 2015, Problem 22 needed a clever trick of probability and combinations and playing with numbers. See the solution with sequential hints.

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October 24, 2019
Number Theory - AMC 10A 2016 Problem 22

AMC 10A 2016 Problem 22 solution. See the solution with sequential hints. For some positive integer, the number  has  positive integer divisors

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October 24, 2019
Number Theory - Dutch MO 2015, Problem 4

This problem is a very simple application of the principle of parity and divisibilty in elementary number theory. Try out with our sequential hints.

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June 27, 2020
Distance travelled | PRMO II 2019 | Question 26

Try this beautiful problem from the PRMO II, 2019, Question 26, based on Distance travelled. You may use sequential hints to solve the problem.

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June 27, 2020
Sum of Digits base 10 | PRMO II 2019 | Question 7

Try this beautiful problem from the PRMO II, 2019 based on the Sum of Digits base 10. You may use sequential hints to solve the problem.

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June 26, 2020
ISI MStat PSB 2008 Problem 8 | Bivariate Normal Distribution

This is a very beautiful sample problem from ISI MStat PSB 2008 Problem 8. It's a very simple problem, based on bivariate normal distribution, which again teaches us that observing the right thing makes a seemingly laborious problem beautiful . Fun to think, go for it !!

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June 26, 2020
Trapezoid Problem | AIME I, 1992 | Question 9

Try this beautiful problem from the American Invitational Mathematics Examination I, AIME I, 1992 based on Digits and Rationals.

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June 26, 2020
Circle | Geometry Problem | PRMO-2017 | Question 27

Try this beautiful Problem from Geometry based on Circle from PRMO 2017, Question 27. You may use sequential hints to solve the problem.

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June 26, 2020
Chords in a Circle | PRMO-2017 | Question 26

Try this beautiful Problem based on Chords in a Circle, Geometry from PRMO 2017, Question 26. You may use sequential hints to solve the problem.

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June 25, 2020
Side of Square | AMC 10A, 2013 | Problem 3

Try this beautiful problem from Geometry: Side of Square from AMC-10A (2013) Problem 3. You may use sequential hints to solve the problem.

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June 25, 2020
Counting Days | AMC 10A, 2013 | Problem 17

Try this beautiful problem from Algebra based on Counting Days from AMC-10A (2013), Problem 17. You may use sequential hints to solve the problem.

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June 24, 2020
ISI MStat PSB 2004 Problem 6 | Minimum Variance Unbiased Estimators

This is a very beautiful sample problem from ISI MStat PSB 2004 Problem 6. It's a very simple problem, and its simplicity is its beauty . Fun to think, go for it !!

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June 24, 2020
ISI MStat PSB 2004 Problem 1 | Games and Probability

This is a very beautiful sample problem from ISI MStat PSB 2004 Problem 1. Games are best ways to understand the the role of chances in life, solving these kind of problems always indulges me to think and think more on the uncertainties associated with the system. Think it over !!

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