You collect 96 customer comment cards, 21 online surveys, and 43 surveys from people passing in front of your restaurant. What is your total sample size and what percent of your sample answered on customer comment cards?

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.