PLEASE HELP 30 points and brainiest

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Select the correct answer from each drop-down menu the equation of a line is 3/5*+1/3y=1/15

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.