Convert the units as shown. (Rounding instructions are provided where needed.) 1. 6.50 sq ft = sq in. 2. 2.50 acre sq ft (thousand) 3. 17} cu yd = _cu ft 4. 387 sq ft = s sq yd 5. 972.0 cu in. =_ cu ft 6. 330 rev/min = rev/sec 1b 7. 660 1b (hundredth) 8. 30 cu ft = cu in. cu ft cu in. (thousand) 9. 14,520 sq ft = acre 10. 2500 ft in. min sec 11. 20.0 sq mi = acre 12. 65 mph = fu/sec (whole number)