What is the efficiency of a machine that has an output work of 1675 J and an input work of 1895 J?

Ireally just need to get finished with precal! i’m really sorry i have to do this! hope this !

Answerthe global climate during the paleogene departed from the hot and humid conditions of the late mesozoic era and began a cooling and drying trend which dispite having been periodically disrupted by warm periods such as the paleocene-eocene thermal maximum, persists today;