Disruptive behavior is inappropriate behavior that interferes with the functioning and flow of the workplace. It hinders or prevents faculty and staff members from carrying out their professional responsibilities. It is important that faculty, managers, and supervisors address disruptive behavior promptly.
Confidence votes 184. One 1964 or earlier silver quarter= 0.1808 of an ounce of silver. So, it takes about 6 90% silver quarters to make one ounce of silver. 6 silver quarters= 1.0851 ounces. + 125 others found this useful.
Until 1837 the percentage of silver was 89.24% for silver dollars, halves, quarters, dimes, and half dimes. From 1837 through 1964 the silver percentage was 90%. From 1965 through 1970 half dollars and silver (Eisenhower) dollars were made with a core of 21% silver, clad with an outer layer made from 80% silver.