At lunch, alice ate 3-8 of her sandwich. later, for snack , she ate another 3-8 of the sandwich. write an additional sentence that shows how much of the sandwich alice ate suppose alice ate the same total amount of her sandwich at 3 different times instead of 2 write an additional problem that shows the amount she ate as a sum of 3 fractions.

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.