Wallapak stores her malt beverages outside her house, on her back porch. on a very hot
day, she takes one such beverage and places it in her refrigerator, which is constantly kept at
4◦c. after 15 minutes, the beverage cooled down to 26◦c, and, after another 15 minutes, it
was at 15◦c. how hot was the beverage when it was placed in the refrigerator? assume the
temperature of the beverage obeys newton’s law of cooling.