Can you order this least to greatest, 385 km, 446,831 feet, 2,521,728 inches, 161,920 yards

To order these from the least to greatest you need to convert them all to one common unit of measurement. In this case I chose feet.
385 km= 1, 263, 123 ft
2, 521, 728 in= 210, 144 ft
161, 920 yards= 485, 760 ft
And of course 446, 831 feet equals itself. Now all you have to do is put them in the correct order!
Hope this helped :)

1. 5/82.95% is better than 7/8