kimiko enjoys working with children far more than working at the laundromat. what is the least number of full hours she would babysit per week to make more than she would make working 20 hours per week at the laundromat ASAP

You find a mysterious, dull substance on the ground and pick it up for a closer look. it is powdery, very light, and soft to the touch. the substance is most likely i. an organic mineral ii. a metallic mineral iii. a nonmetallic mineral i only ii only iii only i and ii i and iii