Table:
text: 1969 Mexican Grand Prix
Classification
Classification
Driver Constructor_ Laps Time_Retired Grid
Denny Hulme McLaren - Ford 65 1:54:08.80 4
Jacky Ickx Brabham - Ford 65 + 2.56 2
Jack Brabham Brabham - Ford 65 + 38.48 1
Jackie Stewart Matra - Ford 65 + 47.04 3
Jean-Pierre Beltoise Matra - Ford 65 + 1:38.52 8
Jackie Oliver BRM 63 + 2 Laps 12
Pedro Rodríguez Ferrari 63 + 2 Laps 15
Johnny Servoz-Gavin Matra - Ford 63 + 2 Laps 14
Pete Lovely Lotus - Ford 62 + 3 Laps 16
Piers Courage Brabham - Ford 61 + 4 Laps 9
Silvio Moser Brabham - Ford 60 Fuel Leak 13

Question: What is the average starting grid for Piers Courage in the 1969 Mexican Grand Prix?

Question: How many laps for Denny Hulme with under 4 on the starting grid for the 1969 Mexican Grand Prix?