Answer:
Atleast 9 Months in Jail.
Explanation:
The Florida Statutes, §§ 316.193(4)(a-b):
"List the criminal penalties that are to be imposed for a first conviction of DUI with a child passenger under the age of 18: Jail sentence of up to nine months. A fine of $1,000 to $2,000. Ignition interlock device (IID) for six months."