For The Mathematically Inclined

Problem 2:
If you mix 41 liters of water with temperature of 43 Â°C, 53 liters warm of 76 Â°C and 75 liters water of 40 Â°C. What is the temperature of the mixed water immediately after mixing?

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Problems from 09/13/18

Problem 1:
A cylindrical vessel of 20 feet diameter and 50 feet height contains 100 spherical balls of 1 feet diameter. If the remaining volume is filled with water, how many liters of water can it hold?

Problem 2:

A cylindrical vessel of 20 feet diameter and 50 feet height contains water to the brim. If a sphere of 1 feet diameter is added to the vessel every 5 minutes, how long does it take for half the water to fall out?

Congratulations to Ramachandran Balakrishna who was the winner of the last set of puzzles.