[" A body cools from "50^(@)C" to "40^(@)C" in "5min" .The surrounding temperature is "20^(@)C." In what fuuther time (in minute) will "],[" it cool to "30^(@)C?]

A body cools from 50^(@)C to 40^(@)C in 5 min. The surroundings temperature is 20^(@)C . In what further times (in minutes) will it cool to 30^(@)C ?

A body cools from 50^(@)C to 40^(@)C in 5 min. The surroundings temperature is 20^(@)C . In what further times (in minutes) will it cool to 30^(@)C ?

A body cools from 50C to 40C in 5min .The surroundings temperature is 20C .In what further time (in minutes) will it cool to 30C

A body cools from 50^@C to 40^@C in 5 mintues in surrounding temperature 20^@C . Find temperature of body in next 5 mintues.

A body cools from 50^@C to 40^@C in 5 mintues in surrounding temperature 20^@C . Find temperature of body in next 5 mintues.

A body cools from 50^(@)C to 40^(@)C in 5 minutes. The surrounding temperature is 20^(@)C . What will be its temperature 5 minutes after reading 40^(@)C ? Use approximate method.

A body cools from 70^(@)C to 50^(@)C in 5 minutes. Temperature of surroundings is 20^(@)C . Its temperature after next 10 minutes is

A body cools from 70^(@)C to 50^(@)C in 5minutes Temperature of surroundings is 20^(@)C Its temperature after next 10 minutes is .

A body cools from 71^(@) C. to 50^(@) C in 5 minutes. Temperature of surroundings is 20^(@) C. Its temperature after next 10 minutes is