1. Problem: What number is 35% of 80? 2. Formula: To find a percentage of a number, use the formula $$\text{Part} = \frac{\text{Percent}}{100} \times \text{Whole}$$ 3. Calculation: $$\text{Part} = \frac{35}{100} \times 80$$ $$= 0.35 \times 80$$ $$= 28$$ 4. Answer: 35% of 80 is 28. This solves the first question completely as per instructions.