A number is called a palindrome if it reads the same backward as … - Vidyadip

MCQ

A number is called a palindrome if it reads the same backward as well as forward. For example $285582$ is a six digit palindrome. The number of six digit palindromes, which are divisible by $55$, is ...... .

A
$110$
B
$1000$
C
$10$
✓
$100$

✓

Answer

Correct option: D.

$100$

d

$5$

$a$

$b$

$b$

$a$

$5$

It is always divisible by $5$ and $11 .$

So, required number $=10 \times 10=100$

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