A 4.00-kg block rests on a 30.0° incline as shown in the figure. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline? 
Definitions:
Taxable Income
The amount of an individual's or company's income that is subject to taxes, after all deductions and exemptions are applied.
Average Tax Rate
The percentage of total income paid in taxes, calculated by dividing the total tax paid by the taxpayer’s total income.
Tax Schedule
A chart or list that outlines the rates of taxation for different levels of income or types of taxpayers.
Marginal Tax Rate
The rate at which the last dollar of income is taxed, demonstrating the percentage of tax applied to your income for each tax bracket in which you qualify.
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