singular x plural

[beachboy]

If you have any question(s), raise your hands.
Are both the singular and the plural suitable in the sentence above?

 

[lauralie2]

If you have any question(s), raise your hands.
Are both the singular and the plural suitable in the sentence above?

• If you have any questions, raise your hand. :tick:
  • Speaking to a group as individuals
    • You should raise your hand

• If you have any questions, raise your hands. :tick:
  • Speaking to the group
    • You guys should raise your hands

 

[SoothingDave]

"If you have any questions" or "if you have a question"

 

[Barb_D]

I would still say "Raise your hand" if addressing a group. Each person will only raise one hand.

These questions can go either way. It's unlikely that anyone will have both arms waving in the air.