A1-liter bottle of orange juice used to cost $2.85 at a food market. its price has increased; the new price is 110 percent of the original price. what is the new price of the juice? round your answer to the nearest cent

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?