QUES: At this exhibition you will find everything from wellknown major masterpieces to rarelyseen gems

correct the punctuation.

CORRECTED: At this exhibition you will find everything from well-known major masterpieces to rarely-seen gems.

QUES: We dont see this trend reversing itself

correct the punctuation.

CORRECTED: We don't see this trend reversing itself.

QUES: The 1870s saw Hermite return to problems which had interested him earlier in his career such as problems concerning approximation and interpolation

correct the punctuation.

CORRECTED:
The 1870s saw Hermite return to problems which had interested him earlier in his career such as problems concerning approximation and interpolation.