Can you help me plz in this question plz plz

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?

Write 37/22 as a decimal rounded to the nearest hundredth.