Answer:
Microsoft, 1998. "The "12-inch" ball measures between 11.88 and 12.13 in (30.2 and 30.8 cm) in circumference and weighs between 6.25 and 7 oz (177.2 and 198.4 g)." Softball. ... Weight not less than 6 1/4 ounces or more than 7 ounces."
Explanation: