A high school principal wants to predict the number of students who drop out of school so he can get a funding for support service. He determine the equation that represents the data as y=-10x+216 where X represent the years since 2004 and Y is the number of students who drop out. Use this equation to help him predict the number of students who drop out in 2012

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Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms