This math topic focuses on division exercises involving story problems related to distributing a set number of riders into cars or buses evenly, ensuring there is no remainder. Specifically, it practices the skill of calculating the number of vehicles (cars or buses) needed when a certain number of riders is divided evenly among them. The problems all involve one-digit division and ensure there is no remainder. This is an introductory practice for understanding long division concepts in practical scenarios, aimed at helping learners seamlessly compute quotients in real-world contexts.