How many songs are in the album "Passages" by Philip Glass, Ravi Shankar?

There are a total of 6 songs in "Passages".

When was the album "Passages" by Philip Glass, Ravi Shankar released?

"Passages" was released on July 17, 1990.

#	Track	Artist	Key	Camelot	BPM
1	Offering	Ravi Shankar, Philip Glass	B♭ Major	6B	152
2	Sadhanipa	Ravi Shankar, Philip Glass	E Minor	9A	99
3	Channels and Winds	Philip Glass, Ravi Shankar, Tim Baker, Barry Finclair, Mayuki Fukuhara, Regis Iandiorio, Karen Karlsud, Sergiu Schwartz, Masako Yanagita, Al Brown, Richard Sortomme, Seymour Barab, Beverly Laudrisen, Fred Zlotkin, Joe Carver, Theresa Norris, Jack Kripl, J	F Major	7B	172
4	Ragas in Minor Scale	Philip Glass, Ravi Shankar	F Major	7B	151
5	Meetings Along the Edge	Ravi Shankar, Philip Glass, Tim Baker, Barry Finclair, Mayuki Fukuhara, Regis Iandiorio, Karen Karlsud, Sergiu Schwartz, Masako Yanagita, Al Brown, Richard Sortomme, Seymour Barab, Beverly Laudrisen, Fred Zlotkin, Joe Carver, Theresa Norris, Jack Kripl, Jon Gibson, Richard Peck, Lenny Pickett, Peter Gordon, Ron Sell, Keith O'Quinn, Alan Raph, Gorden Gottleib, Jeanie Gagne, Michael Riesman, S. P. Balasubrahmanyam, Madras Choir, Madras, Ronu Majumdar, Shubho Shankar, Partha Sarathy, T. Srinivasan, Abhiman Kaushal	D♭ Major	3B	88
6	Prashanti	Ravi Shankar, Philip Glass	A Major	11B	106