Does anyone have clue about what the cost might be to have 100 yards of rock delivered, maybe 2 inch or bigger?

I figured it this way:

1200 linear feet by 8 feet wide = 9600 sq.ft.

9600 X .25 feet (3 inches) = 2400 cubic feet

2400 cf. divided by 27 (cf/yard) = 88 cubic yards