Ms. johnson is drawing a floor plan of her square room that has an area of 100 ft2. she is using the scale of 0.5 inch =2 ft. what is the length of her room on the floor plan?

Apasta salad was chilled in the refrigerator at 35° f overnight for 9 hours. the temperature of the pasta dish dropped from 86° f to 38° f. what was the average rate of cooling per hour?