- AOnly 0
- BOnly 1
- CEvery whole number
- DNo whole number
Step-by-Step Solution
For any whole number , its successor is , and the predecessor of is . So this is true for every whole number.
Answer: C) Every whole number
Which whole number is its own successor's predecessor? In other words, for which whole number is the predecessor of equal to ?
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Key idea: Successor and predecessor
Every whole number has a successor (the number one more than it). Every whole number except 0 has a predecessor (the number one less than it). Successor of 24 is 25. Predecessor of 100 is 99. Predecessor of 0 — there isn't one in the whole numbers. (The predecessor of 0 is −1, but that is an integer, not a whole number.)
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