The number of 4-letter palindromes which contains at least one vowel (a palindrome is a word which reads the same from left

Question 1

The number of 4-letter palindromes which contains at least one vowel (a palindrome is a word which reads the same from left to right and from right to left, eg., DEED) **** between

(A) 200 and 210

(B) 210 and 220

(C) 220 and 230

(D) 230 and 240

Question 2

Correct option: (D) 230 and 240

Explanation:

The number of 4-letter palindromes which contains at least one vowel (a palindrome is a word which reads the same from left

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The number of 4-letter palindromes which contains at least one vowel (a palindrome is a word which reads the same from left

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