{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/2d21fc3f348d4df2ac7e0af4056cbc68\" frameborder=\"0\" width=\"960\" height=\"720\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":720,"width":960,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":720,"thumbnail_width":960,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/2d21fc3f348d4df2ac7e0af4056cbc68-00001.jpg","duration":72,"title":"SAT #3_S3_Q1","description":"p:  A painter will paint n walls with the same size and shape in a building using a specific brand of paint. The painter’s fee can be calculated by the expression nKlh, where n is the number of walls, K is a constant with units of dollars per square foot, l is the length of each wall in feet, and h is the height of each wall in feet. If the customer asks the painter to use a more expensive brand of paint, which of the factors in the expression would change? \na:  h ;\n l ;\n K ;\n n ;"}