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Pre-Calculus Help Very Much Needed? Recent survey of 150 households, 54 had central air Find p and q, where p is the
proportion of households with central air conditioning.? Find angle θ in the right triangle in the following problem Round nearest degree if necessary sin θ = 0.7071 O = 5 H = ? Why is there 24 minute parking curbs? How many times does each letter appear in the periodic table?