2025 Kossack Exam About This Exam: The 2025 Kossack Exam is a two hour exam that will be held March 29, 2025 from 2:00 PM to 4:00 PM. We will not allow calculators on this year's test. The exam is based on the standard topics in MATH 2250-2260, but not including sequences, series, or vectors. The awards for the top three finishers will consist of certificates and modest cash prizes (totaling about $300), to be presented at the Mathematics Department Awards Day on April 16, 2025. Read more about 2025 Kossack Exam