Pick the Best Choice by Estimating

Multiple Choice

Pick the best choice 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. The length of your math textbook is about __________.

A) 2 ft
B) 6 cm
C) 9 in.
D) 19 in.
E) 9 cm