Apple has devoted an entire section of its web page to iPads in business.
You can read discussion about iOS7 business features, FIPS 140-2 compliance related to encryption, volume purchase programs to allow companies to buy apps in bulk, company profiles and the use of interactive books at work.
To learn more and see online seminars addressing iPads in business, you can visit this page and watch on demand videos showing the iPad and various apps in action targeted toward businesses.
To see how various businesses like attorneys, healthcare, airlines and more are using iPads, visit this profile page to watch videos.
With Apple’s focus on iPads for business, its clear that iPads are not toys but rather tools for business.