The PTA agree to fund a fall field trip. The seventh-graders class vote on the destination.Some votes for the zoo;others vote for the museum.After the vote,the student council announces that the zoo is the winner.

The PTA agrees to fund a fall field trip for the seventh-graders. The class votes on the destination, with some students voting for the zoo, while others vote for the museum. After the vote, the student council announces that the zoo is the winner and will be the destination for the field trip.

Step 1: The PTA agrees to fund a fall field trip.

Step 2: The seventh-graders class votes on the destination.
Step 3: Some students vote for the zoo, while others vote for the museum.
Step 4: After the vote, the student council announces that the zoo is the winner.

To determine how the zoo was declared the winner of the seventh-graders' class vote for the fall field trip destination, we can assume that there was a voting process involved. The student council then announced the outcome based on the results of the vote.

Here's a step-by-step breakdown of how this might have occurred:

1. The PTA (Parent-Teacher Association) agreed to fund a fall field trip for the seventh-graders' class. This means that the PTA is providing the financial support for the trip.

2. A discussion might have taken place among the students to propose various potential destinations for the field trip. In this case, the zoo and the museum were suggested options.

3. A vote was conducted among the students in the class to decide which destination would be chosen. Each student likely had the opportunity to cast their vote for either the zoo or the museum.

4. Once the voting process was completed, the student council, which is a representative body composed of students elected by their peers, would have tallied the votes.

5. The student council then made an announcement to the class, revealing the outcome of the vote. In this case, they declared the zoo as the winner, indicating that it received more votes than the museum.

It's important to note that without specific details, this explanation is just one possible scenario for how the zoo was declared the winner. The actual process could have some variations depending on the school or class dynamics.