It has been established that P : Einstein was Q : although a great scientist R : weak in arithmetic S : right from his school days The Proper sequence should be:

The correct answer is: B. QPSR

The sentence is about Einstein’s weakness in arithmetic, despite being a great scientist. The correct sequence of the sentence is:

Q: Although a great scientist
P: Einstein was
R: weak in arithmetic
S: right from his school days

The sentence can be rewritten as:

Although a great scientist, Einstein was weak in arithmetic right from his school days.

The other options are incorrect because they do not follow the correct sequence of the sentence.

Option A: QPRS

This option is incorrect because it puts the phrase “right from his school days” at the beginning of the sentence. This is not the correct order of the words in the sentence.

Option C: RQPS

This option is incorrect because it puts the phrase “although a great scientist” at the end of the sentence. This is not the correct order of the words in the sentence.

Option D: SRPQ

This option is incorrect because it puts the phrase “Einstein was” at the end of the sentence. This is not the correct order of the words in the sentence.