📘 fundamental mathematics
Step-by-step solutions with LaTeX - clean, fast, and student-friendly.
Money Spent
1. The problem states that Frank started with 100 units of money.
2. He spent \frac{1}{5} of his money on transportation. Calculate this amount: $$100 \times \frac{1}{5} = 20$$
Net Income
1. **State the problem:** Gem Treasure earns 40000 a year and pays income tax at 15%. We need to find her net income after tax.
2. **Calculate the amount of tax paid:**