GED Study Guide 2026

Progressive taxes increase in rate as the taxable amount (income) increases. The U.S. federal income tax is progressive — higher earners pay a larger percentage of their income.

A gap between verbal skill and reading performance is a classic indicator of a learning difference like dyslexia that warrants further assessment.

The New Hampshire legislature has 424 members, making it the world's fourth-largest English-speaking legislative assembly.

The rule of law is a cornerstone of liberty, meaning that all individuals, institutions, and the government itself are accountable to laws that are publicly promulgated, equally enforced, and independently adjudicated. This principle ensures that power is exercised according to established legal frameworks, protecting citizens from arbitrary rule and serving as a long-term shield against tyranny.

2/3 × 4.5 = 2/3 × 9/2 = 18/6 = 3 cups.

Radioactive isotopes decay at a known constant rate (half-life). By measuring the ratio of remaining parent isotope to daughter product, scientists calculate how long the decay has been occurring.