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To estimate the size of the bear population on the Keweenaw Peninsula, conservationists tagged and released 50 bears. One year later, a random sample of 100 bears included only two tagged bears. What is the conservationist's estimate of the size of the bear population?

Members of the Long family sold their vacation home for $88,000. If they made a profit of 10 percent, what was the ORIGINAL cost of the property?

According to recycling records kept by the Environmental Protection Agency, 38% of post-consumer newsprint was recycled in 1990, 45% in 1992, 47% in 1994, and 60% in 2001. Written in intercept form is y = 2.1x + 37 Where y = percent recycled (the percent is not...