Maria designs and creates costumes for a livingA gee months ago she brought 10 spools or ribbons and 12 bags of sequins for 77.50 total this month she bought 20 spools of ribbon and 12 bags of sequins for 125.00 total what was the cost of each spool of ribbon and each bag of sequins?

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.