Table:
text: 1970 John Player League
Bowling averages
Bowling averages
Player County Balls Wickets Average Economy BBI _4wi _5wi
Ken Shuttleworth Category:Articles with hCards Lancashire 553 24 11.04 2.87 4/3 1 0
Keith Boyce Category:Articles with hCards Essex 573 28 12.39 3.63 4/27 1 0
Jack Simmons Category:Articles with hCards Lancashire 601 26 14.07 3.65 3/8 0 0
David Hughes Category:Articles with hCards Lancashire 496 24 14.50 4.20 5/26 1 1
Bob Woolmer Category:Articles with hCards Kent 727 32 16.87 4.45 4/39 1 0
Derek Underwood Category:Articles with hCards Kent 597 24 17350 4.22 5/25 1 1
Mike Taylor Category:Articles with hCards Nottinghamshire 705 24 19.83 4.05 4/26 1 0

Question: If the bbi for 1970 is 4/39, what are the average bowling averages for the 1970 John Player League?

Question: If the economy was 3.63 in the John Player League in 1970, what was the bbi for bowling averages?

Question: 1970, John Player League, in the league what was the minimum 4wi bowling average?