Pick the best choices in Problems 11–34 by estimating. Do not measure. For metric measurements, do not attempt to convert to the U.S. system. The hardest part of the transition to the metric system is the transition to thinking in metrics.

Suppose someone could run the 100-meter dash in 10 seconds flat. At the same rate, this person should be able to run the100-yard dash in
A. less than 10 sec
B. more than 10 sec
C. 10 sec