All the marks are out of 100.

Section 2
G1 - 95, 95,
G2 - 85 (spelling mistakes), 85 (4V model did not match the format)
G3 - 90, 85 (spelling mistakes)
G4 - 90, 95
G5 - 95, 80 (4V required description)
G6 - 90, 90, 
G7 - 90, 85 (4V model did not match the format)

Section 6
G1 - 90, 90
G2 - 90, 85 (could have represented 4V model nicely)
G3 - 90, 95
G4 - 90, 85 (crossed the 2 page limit)
G5 - 90, 85 (needs to be properly formatted)
G6 - 90, 80 (crossed page limit by a good margin)