Sunday
That will depend on what day of the week the 1st of April is on. Whatever day of the week it is on, if you are taking the 8th of April as being 7 days later, then it will be on the day of the week after the day of the week of the 1st of April. So, for example, if the 1st of April was on a Saturday, then the 8th of April would be on a Sunday.
April 12, 1984, was a Thursday.
April 16, 1984, was a Monday.
April 27, 1984 was a Friday.
April 7th, 1984 was on a Saturday.
April. 21, 1984 was a Saturday.
April 8, 1984 fell on a Sunday.
April 9 1984 was a Monday.
April, 14, 1984, was a Saturday.
April 10, 1984 fell on a Tuesday.
April 30, 1984 fell on a Monday.
April 19, 1984 fell on a Thursday.