the inequality is:
let c denotes the number of days in a week miyoko worked as a cryptographer.
and g denotes the number of days in a week she works as a geologist.
now we are given that she earns $250 for every day she works as a cryptographer,and earns $180 for every day she works as a geologist.
now miyoko's goal is to earn more than $950 this week.
hence, the inequality could be represented as: