Calvin cleans \dfrac35 ​5 ​ ​3 ​​ start fraction, 3, divided by, 5, end fraction of his bathroom with \dfrac13 ​3 ​ ​1 ​​ start fraction, 1, divided by, 3, end fraction of a bottle of cleaning solution. at this rate, what fraction of the bottle of cleaning solution will calvin use to clean his entire bathroom?