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Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

27 is what percent of 108? 27 is % of 108

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.