At your vintage clothing store, you find the sale of shirts and the sales of socks are independent. You find that if a randomly chosen shopper buys socks, there is a 0.84 chance they buy a shirt. And you find that if a randomly chosen shopper does not buy a shirt, there is a 0.45 chance they do not buy socks. What is the chance a randomly chosen shopper does not buy a shirt and does buy socks? Please round your answer 2 digits.