Customers at an ice cream parlor were surveyed about the flavor of ice cream they liked best: vanilla or chocolate. The probability of the customers choosing vanilla was 2/3 the probability of the customers choosing chocolate. The probability of the customers liking both flavors is 1/3 of the probability of the customers liking vanilla. If the probability of the customers liking either vanilla or chocolate is 3/5 what is the probability of the customers liking chocolate? Will award brainliest!