A study conducted at a certain college shows that 51% of the school's graduates a job in their chosen within a year after graduationFind the probability that 5 randomly selected graduates all find in chosen field within a year of graduating. Round to the nearest thousandth if necessary

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?