Jim wants to buy DVD recorder that cost $127. He is going to save money for the DVD recorder by walking neighbor's dog for $14 per week is already saved me to write an inequality that can be used to find the minimum number of weeks build must walk the dog in order to buy the DVD recorder.

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.