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You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?