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Correction for the size of a Baseball

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How big is 129.770 drams?
It's about two-and-a-half times as big as a Baseball
The size of a Baseball is about 56.908877690 drams.
(MLB rules)
Per Major League Baseball rules, a baseball must measure between about 54.571326340 drams and 59.246429040 drams. A major league pitcher can throw a baseball at up to 150 kph (91 mph) in a fastball pitch.
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