Sofia works at a jewelry store. she gets 1/10 if every purchase that happens through her as commission besides a salary of $10 per hour. on saturday, she works from 10: 00 am to 1: 00 pm. during that time, she sold two pairs of earrings worth $100 each. what percentage of her total earnings on that saturday is her commission?

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?