The table gives the results of a survey of 1000 people about reducing industries' carbon emissions.

		Favor		Oppose		No Opinion		Total
Democrat		300		150		40		490
Republican		115		385		10		510
Total		415		535		50		1000

If the group surveyed represents the people of the United States, what is the probability that a citizen selected at random will favor reducing industries' carbon emissions, given that the person is a Republican? (Enter your probability as a fraction.)