Try this beautiful problem from Geometry based on Median of numbers from AMC 10A, 2020. Median of numbers – AMC-10A, 2020- Problem 11 What is the median of the following list of $4040$ numbers$?$...

Try this beautiful problem from Geometry: The area of trapezoid The area of trapezoid – AMC-8, 2003- Problem 21 The area of trapezoid ABCD is 164 \(cm^2\). The altitude is 8 cm, AB is 10 cm, and CD is 17 cm. What is BC in centimeters? , i $8$$ 10...

Try this beautiful problem from Geometry based Largest area. Largest area – AMC-8, 2003 – Problem 22 The following figures are composed of squares and circles. Which figure has a shaded region with largest area? $A$$B$$C$ Key Concepts Geometry Circle...

Try this beautiful problem from Geometry: Area of Triangle and Quadrilateral from AMC 10A, 2005. Ratios of the areas of Triangle and Quadrilateral – AMC-10A, 2005- Problem 25 In $ABC$ we have $AB = 25$, $BC = 39$, and $AC=42$. Points $D$ and $E$ are on $AB$ and...

Try this beautiful problem from Algebra : AP & GP from AMC 10A, 2004. AP GP – AMC-10A, 2004- Problem 18 A sequence of three real numbers forms an arithmetic progression with a first term of \(9\). If \(2\) is added to the second term and \(20\) is added to...

Try this beautiful problem from AMC 10A, 2003 based on Probability in Divisibility. Probability in Divisibility – AMC-10A, 2003- Problem 15 What is the probability that an integer in the set \({1,2,3,…,100}\) is divisible by \(2\) and not divisible by \(3\)?...