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Subject :NSO    Class : Class 5
Tarun carried out an experiment to compare the rate of evaporation of water. He used four different containers P, Q, R and S. He put 50 mL of water into each container and placed them at the same place. The temperature of water in all the containers was the same. After 5 hours, he observed the amount of water in each container and recorded his results in a table as shown below. Which container has the least exposed surface?

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