Data Sufficiency

Is the percent increase in the profit made on the articles in the store after the old manager was replaced by a new one greater than 100 percent? Assume that all articles are
identical.

(1) Articles were initially sold by the old manager at a price resulting in 10% profit for the store.
(2) After the old store manager was replaced by a new one, articles were sold at a price resulting in 80% profit for the store.