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Comparison of returns. Baker Baseball Cards, Inc. originally purchase the rookie card of Hammerin' Hank Aaron for $27.00. After holding the carc for 6 years, Baker Baseball Cards auctioned the card for $162.00. Anothe company, Bohenick Classic Automobiles restores and rebuilds old classic cars. This company purchased and restored a classic 1957 Thunderbird convertible 6 years ago for $8,200.00. Today at auction, the car sold for $82,000.00. a. What is the holding period return (HPR) of the baseball card? \% (Round to two decimal places.)