LTG EXAM PLATFORM: $3 million to Boston, MA-based LTG Exam Platform in a seed round from Tal Education Group, Atlas Venture, Jaime McCourt, Yongjin Group and Zhen Fund, reports TechCrunch. Founded at MIT in 2012, the startup currently offers an app that help students prepare for the GMAT exam. Apps for other tests, such as the SAT, are in development.