Logical Functions
Advanced
Complex Logical Combinations
Combine multiple logical functions for complex conditions.
Task:
You are evaluating loan applications based on multiple criteria: income, credit score, and debt ratio. Determine loan approval in column E based on the criteria: Income > $50,000 AND Credit Score > 700 AND Debt Ratio < 0.3.
Learning Objectives:
- Master complex logical combinations
- Understand multi-criteria decisions
- Practice real-world applications
Hints
Solve without hints for +5 XP
The data in this exercise
This is the grid you start with. Cell references in the task — B6, C2 — point at the row numbers and column letters below.
| A | B | C | D | E | |
|---|---|---|---|---|---|
| 1 | Applicant | Income | Credit Score | Debt Ratio | Approved |
| 2 | John | 75000 | 720 | 0.25 | |
| 3 | Mary | 45000 | 680 | 0.35 | |
| 4 | Tom | 85000 | 750 | 0.2 | |
| 5 | Sarah | 55000 | 650 | 0.4 |
What this exercise teaches (contains the answer)
Complex logical combinations allow for sophisticated decision-making rules by combining functions like IF, AND, and OR to evaluate multiple criteria.