QUES: Drive your car and avoid the rampaging Trex or be a dino and smash and destroy the city

correct the punctuation.

CORRECTED: Drive your car and avoid the rampaging T-rex or be a dino and smash and destroy the city!

QUES: They will therefore in coming lives abolish all war and establish real lasting world peace on Earth

correct the punctuation.

CORRECTED: They will therefore, in coming lives, abolish all war and establish real lasting world peace on Earth.

QUES: If you visit the MS Maritime Museum of Denmark on the same day you get 20 discount on the ticket price by showing the ticket from MS Maritime Museum of Denmark

correct the punctuation.

CORRECTED:
If you visit the M/S Maritime Museum of Denmark on the same day, you get 20% discount on the ticket price by showing the ticket from M/S Maritime Museum of Denmark