You are shopping for jeans. city express sells 3 pairs of jeans for $68. denim planet sells 2 pairs of jeans for $86. new threads sells 4 pairs of jeans for $105. use unit rates to determine which store has the best deal.

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?