How many movies have Jankidas Mehra and Laxmikant-Pyarelal collaborated on?

They have worked on 4 movies together! Their first movie together was Geetaa Mera Naam (1974) while their highest rated movie together was Dost Garibon Ka (1989). They have not worked together since Dost Garibon Ka (1989). They are most known for their action films together.