Answer:
(b) 8.5 cm
Explanation:
You want to know what two identical values can be added to those shown in the dot plot so the total of all values is 107.1.
Total
The total of the values shown in the plot is ...
8.1 +2(8.3) +8.7 +3(9.1) +9.6 +9.8 +10 = 90.1
The two added widths must total (107.1 -90.1) = 17 centimeters. Each of them must be ...
width = (17 cm)/2 = 8.5 cm
Each new crocus must have a width of 8.5 cm.
<95141404393>