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Ejay
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Six years ago, DJ’s mother was 8 less than twice the age of DJ then. Four years from now, twice her age will be four more than
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PE = m * g * h ; Weight = m * g ; Remember, Mass is not Weight! 3500 = m * 9.81 * 4.24 3500 / (9.81 * 4.24) = m m = 84.15 g W = m * g = 84.15 * 9.81 = 824 N Answer: 824 N
