What is the tax rate for Missouri mentioned in the scenario?

The correct tax rate for Missouri is 6%. Understanding state tax rates is critical for individuals and businesses as it directly impacts financial planning and budgeting. Missouri’s state sales tax rate, which is often referenced in these contexts, is indeed around 6%, serving as the foundation for various tax-related calculations.

The other options suggest much higher tax rates that do not reflect Missouri's actual state tax policy. A tax rate of 30% would be unusually high for state taxes in the U.S. as they typically do not exceed single digits for sales tax. Similarly, rates of 8% and 15% exceed the established sales tax rate for Missouri, thereby making those options incorrect in the context of current tax law. Understanding these rates is essential for accurate financial counseling and advising clients on their tax obligations.