45 children attend a preschool. The number of 2 year olds is one half the number of 3 year olds. The number of 4 year olds is the same as the number of 3 year olds.
AHow many 2 year olds attend preschool
BHow many 3 year olds attend preschool
CHow many 4 year olds attend preschool
AHow many 2 year olds attend preschool
BHow many 3 year olds attend preschool
CHow many 4 year olds attend preschool