Question 1
First, group all figures by their fill. Then, within each fill group, further subgroup by their size_range.
Excel in competitive exams with this self assessment worksheet on Hierarchical Grouping. Worksheet 7 of 10 contains 20 intermediate-advanced-level problems. Target your accuracy improvement skills while practicing hierarchical grouping shortcut methods, hierarchical grouping bank exam questions, and hierarchical grouping ssc cgl.