: Use a 40-minute timer for a set of 30 problems to simulate the pressure of the Sprint Round. Focus on Accuracy
What is the value of $x$ in the equation $2x + 5 = 11$? Mathcounts National Sprint Round Problems And Solutions
( (10a + b) + (10b + c) = 10a + 11b + c ) = perfect square, say ( k^2 ). The Mysterious Sprint Round : Use a 40-minute