Use the given measures below right to help you estimate the length of these drawings. Be sure to include units in your answers.

1. 

   Hint (a):

   Estimate which measurement best fits the length of the ant.
   Which one is closest to the ant's length?

2. 

   Hint (b):

   

   The purple segment is one inch long. Estimate what fraction of an inch is needed to make the segment the same length as the paperclip.

3. 

   Answer (c):

   The pencil is about $4$ inches long.

4. How many of the ants in part (a) would it take to measure the pencil in part (c)?

   Hint (d):

   Use what you know and can see about the relationship of inches and centimeters to estimate the length of the pencil in ants. The previous parts of the problem will be helpful.