By mid point equation, x = 2, y = 0.5, the answer is 0.5

LOWA is the state which is bordered by the Mississippi River on the east , the Missouri River and the Big Sioux River on the western side .
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<span>Despite its small size, Massachusetts features numerous distinctive regions. The large coastal plain of the Atlantic Ocean in the eastern section of the state contains Greater Boston along with most of the state's population, as well as the distinctive Cape Cod peninsula.</span>
Magma chamber
central vent
crater
I think