For The Mathematically Inclined

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Problems 01/16/20

Problem 1:

A cake contains milk, yeast, sugar, and flour in a ratio of 20: 1: 4: 15 by weight. How may pounds of sugar is needed to make a 5 pound cake?

Problem 2:

While baking a cake in a oven water evaporates at the rate of 1% of the current weight per minute. If you place 5 pounds of cake mixture in an oven, what is the weight of cake baked after 30 minutes.

Congratulation to Nilesh Agrawal, Ramachandran Balakrishna and Kishore Balsara, who were the winners of the last set of puzzles.