Many hands make light work.
Only one but it takes him seven weeks to get there.
None. The sockets all went with the house.
Three. One to change it while the other two argue about how old the old one is.
Just two. One to politely ask and the other to politely help.
Sorry, I overwrote your order.
I think we're in sink.
A paracetamole!
I D K
A dictionary, so they get plenty of definition.