Which measure of central tendency is most representative of the data? 5, 4, 3, 5, 2, 3, 5, 4, 2, 2, 2, 2

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

How do you use the elimination method for this question? explain, because i really want to understand!

Susie wants to take her friend out for lunch. she wants to spend $9.75 each person. how much will she spend in all.