The eosc get account shows RAM quota/usage:
quota: 1.951 MB used: 882.2 KB
But it should be
quota: 1.951 MiB used: 882.2 KiB
Indeed, the account for which is was taken has 903367 bytes used, for which 882.2 comes from 903367 / 1024 = 882.2 so the numeric value is in KiB and not in KB.