Mathematics, 24.01.2022 05:30, 24jgrove

At the beginning of 1990, oil prices were $30 a barrel. Some oil investors predicted that the price of oil would increase by $5 a barrel per year. In the beginning of 2005, the price of oil was $20 a barrel. With increasing demand for oil around the world, oil investors in 2005 predicted that the price of oil would increase by $2.25 a barrel each year.

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At the beginning of 1990, oil prices were $30 a barrel. Some oil investors predicted that the price...