Answer:
$1610 per week.
Step-by-step explanation:
To calculate Hiroko's weekly earnings, you would add her base pay and her average daily tips then multiply by the number of days she works in a week.
Weekly Earnings = (Base pay per week + Average daily tips) x Number of days worked per week
Weekly Earnings = ($150 + $80) x 7
Weekly Earnings = $230 x 7
Weekly Earnings = $1610
Hiroko earns approximately $1610 per week.