- A81
- B90
- C180
- D99
Step-by-Step Solution
A 3-digit palindrome is of form aba: a from 1-9 (9 choices), b from 0-9 (10 choices). Total = .
Answer: B) 90
A palindrome reads the same forwards and backwards (like 121 or 4554).
How many 3-digit palindromes are there in total?
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