Last year, all purchases of a certain product were made either online or in a store. If 55 percent of the purchases were made online, what was the ratio of the number of purchases made online to the number of the purchases made in a store.
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If 55% of the Purchases were online then it means that 45% were made in store
Therefore, ratio of online purchase to in store purchase is
55:45
divide both by 5
11:9
Answer: 11 to 9 (A)