QUESTION: Fix punctuation: He proposed that the problems of humans could be solved by universal love
ANS: He proposed that the problems of humans could be solved by universal love.

QUESTION: Fix punctuation: Price from 18 90 per person per night
ANS: Price from 18 .90 per person per night

QUESTION: Fix punctuation: But if you repeat this process several times you will soon get a nice pile of fresh composted earth
ANS: But if you repeat this process several times, you will soon get a nice pile of fresh composted earth.

QUESTION: Fix punctuation: A number of people consisting of seamen Copenhagen citizens and a few scholars sat in deep conversation over their mugs and took very little notice of the new comer
ANS:
A number of people, consisting of seamen, Copenhagen citizens, and a few scholars, sat in deep conversation over their mugs, and took very little notice of the new comer.