QUES: This chair had been founded by a benefaction from Walter Rouse Ball after his death in 1925 and Littlewood was its first occupant

correct the punctuation.

CORRECTED: This chair had been founded by a benefaction from Walter Rouse Ball after his death in 1925, and Littlewood was its first occupant.

QUES: focused on lowfat since eating a lowfat diet can help you maintain a healthy weight

correct the punctuation.

CORRECTED: ...focused on low-fat, since eating a low-fat diet can help you maintain a healthy weight.

QUES: Douce writes executed in a style perhaps nowhere else to be met with and Douce is right for when wrote this in 1833 it would still take another century for this expressionistic style to come into fashion

correct the punctuation.

CORRECTED:
Douce writes: " executed in a style perhaps nowhere else to be met with ", and Douce is right, for when wrote this in 1833, it would still take another century for this expressionistic style to come into fashion.