Sets are beginning to do my head in. A little help please...

For two eventsJ and K, if P(J) = 0.1 and P(K) = 0.4 and

P(J intersection K) = 0.05, what is

P(J' intersectionK)?where J' = not in J

Drawing a venn diagram, and fillinf in figures I got answer = 0.35

Is this correct?