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If a body cools down from 80^(@) Cto 60^...

If a body cools down from `80^(@) C`to `60^(@) C` in 10 min when the temperature of the surrounding of the is `30^(@) C` . Then, the temperature of the body after next 10 min will be

A

`30^(@)C`

B

`48^(@)C`

C

`50^(@)`

D

`52^(@)C`

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