A child care center has children with the following characteristics. Age (years) Grade 6 7 8 Total 2nd 12 23 15 15 50 3rd 3 5 11 19 Total 15 28 26 69 Find the probability that a randomly chosen child would be in 3rd grade and 6 years old. Write your answer as a decimal (not a fraction or percent) and round to 3 decimal places if necessary.