Answer
a. 35.56 mm;
b. 3538 cm;
c. 4059 lb.;
d. 0.745 km
Work Step by Step
1.4 in X (2.54 cm/1 inch)x(1000mm/100cm) = 35.56 mm
116 ft. X (30.5 cm/1 ft.) = 3538 cm
1845 kg X (2.2 lb./1 kg) = 4059 lbs.
815 yd. X (1m /1.094 yd.) X (1 km / 1000m) = 1.745 km