Question

Fill in the blank with the correct form of the verb in the subjunctive mood. Ustedes (poner).

Answer 1

This is the math section...

Answer 2

Not Spanish..

Answer 3

pongan

Change the stem to the present indicative first person singular form:
\[\text{poner}~~\Rightarrow~~\text{pongo}\]
Drop the 'o' and replace with the subjunctive third person plural:
\[\text{pongo}~~\Rightarrow~~\text{pong}\cancel{\text{o}}~~\Rightarrow~~\text{pong-}+\text{an}~~\Rightarrow~~\text{pongan}\]