Possible Clues:

• Fifty-five among precious number
• Most people are asleep then
• What does one and two make? 24 across
• Two plus eleven minus one, amazingly
• The Guardian joining line in the box with electronic figure
• Rare craps roll
• Does N sound like 2 over 10
• Apostles and members of the jury
• It's ahead of one every day and every night, too
• Six twos