American Mathematics contest 10 (AMC 10) - Combinatorics problems Try these AMC 10 Combinatorics Questions and check your knowledge AMC 10A, 2020, Problem 9 A single bench section at a school event can hold either $7$ adults or $11$ children. When $N$ bench sections are connected end to end, an equal number of adults and […]
Get rolling on your preparation for AMC 10 with Cheenta. This post has all the AMC 10 Algebra previous year Questions, year-wise. Try out these problems: AMC 10A, 2021, Problem 1 What is the value of $\left(2^{2}-2\right)-\left(3^{2}-3\right)+\left(4^{2}-4\right)$ (A) 1 (B) 2 (C) 5 (D) 8 (E) 12 AMC 10A, 2021, Problem 2 Portia's high […]
American Mathematics contest 10 (AMC 10) - Number Theory problems AMC 10A, 2021, Problem 10 Which of the following is equivalent to $$ (2+3)\left(2^{2}+3^{2}\right)\left(2^{4}+3^{4}\right)\left(2^{8}+3^{8}\right)\left(2^{16}+3^{16}\right)\left(2^{32}+3^{32}\right)\left(2^{64}+3^{64}\right) ? $$ (A) $3^{127}+2^{127}$ (B) $3^{127}+2^{127}+2 \cdot 3^{63}+3 \cdot 2^{63}$ (C) $3^{128}-2^{128}$ (D) $3^{128}+2^{128}$ (E) $5^{127}$ AMC 10A, 2021, Problem 11 For which of the following integers $b$ is the base- […]
Euclidean algorithm is used to find GCD (greatest common divisor). Use tutorial video and practise problems to master this tool.
American Mathematics contest 8 (AMC 8) - Geometry problems Try these AMC 8 Geometry Questions and check your knowledge! AMC 8, 2025, Problem 1 The eight-pointed star, shown in the figure below, is a popular quilting pattern. What percent of the entire \(4 \times 4\) grid is covered by the star? (A) 40(B) 50(C) 60(D) […]
Try this beautiful problem from AMC 8. It involves basic inequalities and properties of discriminant of the quadratic equation. We provide sequential hints so that you can try the problem.
Try this beautiful problem from I.S.I. (Indian Statistical Institute) B.Stat/B.Math Entrance Examination 2016 It is based on simple manipulations and limit of a function. We provide sequential hints so that you can try the problem.
Try this beautiful problem from I.S.I B.Stat. Entrance 2017, UGA . It involves limit and differentiability of a function. We provide sequential hints so that you can try the problem.
Try this beautiful problem from ISI B.Stat. Entrance 2017, UGA It involves maximum and minimum property of a function. We provide sequential hints so that you can try the problem.
INMO 2020 (Indian National Math Olympiad) 2020 Problems and Solutions. We provide sequential hints so that you can try the problems on your own.
Try this beautiful problem from the Pre-RMO, 2017 based on Roots and coefficients of equations. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO, 2017 based on Real Numbers and Integers. You may use sequential hints to solve the problem.
Try this beautiful problem from the Pre-RMO, 2017 based on Roots of Equation. You may use sequential hints to solve the problem.
Try this beautiful problem from Geometry: Circle from AMC-10A (2006) You may use sequential hints to solve the problem.
Try this beautiful problem from Geometry:Squarefrom AMC-10A (2008) You may use sequential hints to solve the problem.
Try this beautiful problem from Geometry:Squarefrom AMC-10A (2008) You may use sequential hints to solve the problem.
Try this beautiful problem from Geometry based on Centroid. You may use sequential hints to solve the problem
Try this beautiful problem from Geometry: Circle from AMC-10A (2006) You may use sequential hints to solve the problem.
Try this beautiful problem from Geometry - AMC-10 B (2013), Problem-16 based triangle. You may use sequential hints to solve the problem.
Try this beautiful problem from algebra, based on Sum of reciprocals in quadratic equation from AMC-10A, 2003. You may use sequential hints.