Homework Help: Math

Posted by Gio on Tuesday, February 19, 2013 at 9:48pm.

Bill spends 30 minutes on his homework. Dave spent three times as long as bill and jill spent twice as long as bill & dave together. How many total minutes did they spend on homework? How many hours is that

Math - Ms. Sue, Tuesday, February 19, 2013 at 10:10pm
30 + 90 + 240 = 360 minutes

360 / 60 = ______ hours

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