It was on a Saturday
30th April 1957 was a Tuesday.
April 30th, 1999 fell on a Friday.
April 30th, 1935 fell on a Tuesday.
It was a Tuesday.
April 30th, 2013 fell on a Tuesday.
It depends what year you're asking about. April 30th 2013 was a Tuesday.
It was a Friday.
Wednesday
April 12 1938 was a Tuesday.
April 30, 1967 was a Sunday.
April 30th, 1998 was a Thursday.
April 21, 1938 fell on a Thursday.