Table:
text: Washington Redskins draft history
1970s
1972 Draft
Round Pick Overall Name_ Position_ College
8 21 203 Moses Denson RB Maryland Eastern Shore [o ]
9 21 229 Steve Boekholder DE Drake
10 21 255 Mike Oldham WR Michigan
11 21 281 Jeff Welch DB Arkansas State
12 21 307 Don Bunce QB Stanford
13 20 332 Frank Grant WR Southern Colorado
15 2 365 Mike O`Quinn G McNeese State
15 22 385 Carl Taibi DE Colorado
16 21 411 Steve Higginbotham DB Alabama
17 21 437 Kevin Clemente LB Boston College

Question: What is the max intake if Wr was the position and Michigan was the college, and the 255+ total for Washington Redskins Draft History 1972, 1970s?

Question: What is the round total if db was the position and the pick was less than 21 and Jeff Welch was the name among the 1972s 1970s Washington Redskins Draft History?