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Q: How many 5-digit palindromes are multiples of 9?

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There are 10 palindromes divisible by 9 between 1000 and 9999.

An infinite number.

9 of them.

there are 90 palindromes in 100 to 1000 As; 10 palindromes in each 100 and upto 1000, there are 9 hundreds.Therefore; 9 into 10 is equal to 90

Nine. The sum of the digits must be a multiple of 9; because of the repeated digits, this is only possible if the first two digits add up to 9.

There are infinitely many multiples of 9 and it is not possible to add them all.

There are infinitely many multiples of 9 and 21 so it is impossible to list them. One of their multiples is 9*21 = 189.

think I suppost to know.

9 multiples

They are the infinitely many multiples of 990.

There are 5 multiples of 9. There are 4 multiples of 12. There is 1 number that is a multiple of both, 36.

9:59, 10:01

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