560 (1680 divided by 3)
The answer will depend on the units for 28 and 60. Are they both feet, or is one inches and the other miles, or are both yards? Who knows? The question does not give any clues!
12.5 yards = 37.5 feet 5.5 yards = 16.5 feet
137 yards and 2 feet.
10 yards.
20 yards in 60 feet
60 feet are 20 yards.
5 yards = 15 feet.
7.5 feet = 2.5 yards
3.64 yards is 10.92 feet (yards x 3 = feet).
85 feet is 28.33 yards. (divide feet by three to get yards)
24 yards is 72 feet (yards x 3 = feet).
666 yards and 2 feet.