In a week, temperature of a certain place is measured during winter are as follows `26^@C, 24^@C, 28^@C, 31^@C, 26^@C, 24^@C`. Find the mean temperature of the week.

In a week, temperature of a certain place is measured during winter are as follows 26^@C , 24^@C, 28^@C, 31^@ C, 30^@C, 26^@C, 24^@C . Find the mean temperature of the week.

A cup of coffee at temperature 100^@C is placed in a room whose temperature is 15^@C and it cools to 60^@C in 5 minutes. Find its temperature after a further interval of 5 minutes

A cup of coffee at temperature 100^(@)C is placed in a room whose temperature is 20^(@)C and it costs to 60^(@)C in 10 minutes find the temperature after a further interval of 10 minutes .

The temperatures of two bodies measured by a thermometer are t_(1) = (20 pm 0.5)^(@)C, t_(2) = (50 pm 0.5)^(@)C . Calculate the temperature difference and the error therein.

In a winter season let us take the temperature of Ooty from Monday to Friday to be in A.P. The sum of temperature from Monday to Wednesday is 0^(@)C and the sum of the temperature from Wednesday to Friday is 18^(@)C . Find the temperature on each of the five days.