Explanation:
In the USA, children start school when they are five or six years old. Depending on the state, schooling is compulsory until the age of 16 or 18. Children younger than five can go to a nursery school or preschool.
Answer:
3
carbon, hydrogen ,oxygen
3.1 because you round the numbers to the nearest .1 spot if its .5 or above then it goes to the next whole number
he is kinda anxious cos he is new to the stuff
