A number is called a palindrome

Question:

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

Solution:

It is always divisible by 5 and 11 .

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

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Kishlay thakur
Nov. 18, 2022, 9:09 a.m.
sir I want esaral class 11 module for jee plz help I can't afford it.
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