There are 1760 x 3 x 12 = 63360 inches in one mile. Therefore, 2.5 inches is equal to 2.5/63360 = 0.0000394570 recurring (that is, 0.00003945707070...) miles.
1,584,000 inches @63,360 inches per mile.
158400 inches.
21.52 inches
30 miles = 1,900,800 inches.
183,744 inches are in 2.9 miles.
101,376 inches are in 1.6 miles.
152,064 inches are in 2.4 miles.
25 Centimetres = 9.8 inches.
25 milimeters = 0.9842657 inches
25 inches = 0.6944... yards
25 millimeters = 0.984251969 inches
10 miles = 633,600 inches.
13,170 miles is 834,451,200 inches.