If you have $50 and spend 20, leaves you with 30, spend 15 leaves you with 15, spend 9 leaves you with 6, spend 6 leaves you with 0.  Why is the spend amount 50 and the total of what you were left with is 51?

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.6: Permutations And Combinations
Problem 1SC: If a man has 4 sweaters and 5 pairs of slacks, how many different outfit can he wear?
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If you have $50 and spend 20, leaves you with 30, spend 15 leaves you with 15, spend 9 leaves you with 6, spend 6 leaves you with 0.  Why is the spend amount 50 and the total of what you were left with is 51?

 

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