A tax table provides rates for computing tax based on incomes up to and including a given amount. For example, income above $20,000 up to and including $50,000 is taxed at 18%. Find the logic errors...

A tax table provides rates for computing tax based on incomes up to and including a given amount. For example, income above $20,000 up to and including $50,000 is taxed at 18%. Find the logic errors in the following code that determines the tax rate for a given income: