Well a long number 1.0989010989011 thats what u get
One $10 bill, Two $1 bills, Two Quarters, Two Nickels
Two $5 bills, Two $1 bills, Two Quarters, Two Nickles
One $10 bill, One $1 bill, Six Quarters, Two Nickles
If you play music then you won't get distracted by the outside world or if you study in a quiet room