Complete the density statement

Exercise and reference answers

Missing parts

1. Answer

   countless

   Choices

   1. countless
   2. exactly two
   3. no

2. Answer

   mean

   Choices

   1. mean
   2. median
   3. mode

Complete the statement

Between any two given rational numbers there are {0} rational numbers, and the idea of the {1} helps us find them.

Explanation