Question

Carl Lewis, a sprinter in the 1988 Olympic Games, ran the 100.0 meter dash in 9.92 s. What was his speed in feet per second (ft/s) ? [a] ft/s

Hint: start with LaTeX: \frac{100.0\:m}{9.92s}100.0 m 9.92 sand change meters to feet. Use the equality : 1 inch = 2.54 cm........leave the seconds alone

Answer 1

100.0 m/9.92 s x (100 cm]/1 m) x (1 in/2.54 cn) x (1 ft/12 in) = ? ft/s
Check to see that the final unit is ft/s