Olympiad Test: Alpha-Numeric Sequence Puzzle - 2 - Class 6 MCQ

The logic follows here is:

Given series: 437523721367542742712276572

Conditions to be checked

1. 7's which are preceded by an even number but not followed by any odd number

Even number → 7 → Not odd number

437523721367542742712276572

Here, we get two 7's which are preceded by an even number but not followed by any odd number

Hence, the correct answer is 2.

The plant that is sixth from either end divides the row into two segments of 6 plants each on either side. Therefore, the total number of plants in the row is 6 + 6 - 1 = 11.

Fatima ranks 12th in a class of 46.
Therefore, students after her are 46−12=34
Therefore, her rank from last is 35th.

According to Biswas the date of birth of his elder brother = April (14 and 15) and according to his mother, the date of birth of her son = April (15 and 16).

Hence, the date of birth of Biswas's elder brother's birthday is on the day common to both the above groups i.e. 15th April. The correct answer is 15.

To solve this problem:

- Identify 4s preceded and followed by even digits: 6 4 3 2 4 8 3 1 5 4 2 3 2 4 6 4 8 1 3 2 4 2 6 4 5
- Check if the 4s meet the condition: 6 4 3 2, 4 8 3 1, 5 4 2 3 2, 4 6 4 8 1 3 2, 4 2 6 4 5
- Count the 4s that meet the criteria: Four
- Therefore, the correct answer is A: Four.

To arrange the given words in a meaningful sequence, we consider their logical order in written communication:

- Letters: Basic units of written language.
- Word: Collection of letters forming a meaningful unit.
- Phrase: Group of words expressing a concept.
- Sentence: Complete thought consisting of words expressing an idea.
- Paragraph: Collection of related sentences forming a unified whole.

The correct sequence is: Letters, Word, Phrase, Sentence, Paragraph, as in option D.

To arrange the words in a meaningful sequence, we need to consider the logical progression in the criminal justice system:

- Crime: The initial act that violates the law.
- Police: Law enforcement responds to the crime.
- Judge: Oversees the legal process and makes decisions based on evidence.
- Judgement: The official decision or ruling made by the judge.
- Punishment: Consequence imposed on the individual based on the judgement.

Therefore, the correct sequence is: Crime, Police, Judge, Judgement, Punishment as seen in option D.