Set up a proportion:
5 : 3 = X : 24
3 × 8 = 24
5 × 8 = 40
Therefore, there are 40 girls in the chorus.
Synonyms for Make up would be comprise, for look forward would be look ahead, and get up would be rise.
1. Since research papers are usually lengthy, a “table of contents” could help the reader navigate through the paper in an organized way.
2. Headings above each section could provide a simple, clearly defined format that works to break up the dense paper into distinct portions.
The adjective is “approached”