OBQ 236...

Connect to a famous famous brand/company.

Clue 1: This company came in existence after merger of two companies started by a teacher and an engineer.

Clue 2: The company has now interests in Education to Credit rating space.

Clue 3: The company is a household name in India through its 40+ year JV with Tata.

Answer: McGrawhill is the right answer they also own the Standard and Poors Rating Agency.