Interpret dot plots with fraction operations

Interpret fraction data on dot plots to solve word problems.

Problem

The plot below shows the volume of each of 14 creek water samples taken by a biologist.
What is the total volume of water in the 4 largest samples?
All measurements are rounded to the nearest start fraction, 1, divided by, 4, end fraction cup.
  • Your answer should be
  • an integer, like 6
  • an exact decimal, like 0, point, 75
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
cups