alleryWhich of these is a palindrome?
A213
B121
C123
D132
Answer & Solution
Correct answer: B. 121
1. A palindrome reads the same forwards and backwards.
2. Reading 121 backwards still gives 121.
3. The others change when reversed.
_Source: syllabus Mathematics, 'Math-Magic', Ch 7 'Can You See the Pattern?'_
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