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Joe and Sue have agreed to pool their savings when they have saved the same amount of money.Joe can save $125 a week but he must use his first $375 to pay off his car.Sue has been saving $75 a week for 13 weeks already.When will they pool their savings? How much will they each have saved?
Rodinia
An inferred supercontinent, consisting of all the continents joined, that existed near the Precambrian-Paleozoic boundary.
Taconic Orogeny
An early Paleozoic orogeny that occurred in the northern Appalachians and is interpreted to represent a collision between an island arc and North America.
Acadian Orogeny
A middle Paleozoic mountain-building event in eastern North America; occurred when a series of landmasses, referred to as Avalonia, collided with the eastern coast of North America.
Seafloor Spreading
The process by which new oceanic crust is formed as magma rises to the surface at mid-ocean ridges and solidifies, pushing older crust away from the ridge.
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