All combination locks manufactured by the Gulzar Combination Lock Company have a combination that consists of four elements a one-digit number, a two-digit number, and two letters of the alphabet. Each combination conforms to the following rules. i. The one-digit number is the first element in the combination. ii. The two letters of the alphabet are not adjacent elements in the combination. iii. The two-digit number consists of two different numerals. iv. The two-digit number has no numerals in common with the one-digit number. Which of the following must always be true of a combination?
A. The second element is a two-digit number.
B. The third element is a letter of the alphabet.
C. The third element is a one-digit number.
D. The fourth clement is a two-digit number.
E. The fourth element is a letter of the alphabet.
DUIBAমানসিক দক্ষতা(IQ)বিশ্লেষণমুলক ও সিদ্ধান্ত গ্রহণের ক্ষমতাIQ-3 (Topic Practice)DU - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
Explanation: Because according to the rule, if first element is a number, 2nd and fourth must be alphabet so that they can be non-adjacent.
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