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Temperature of a place at 12:00 noon was +5°C. Temperature increased by 3°C in first hour and decreased by 1°C in the second hour.

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Temperature of a place at 12:00 noon was +5°C. Temperature increased by 3°C in first hour and decreased by 1°C in the second hour. What was the temperature at 2:00 pm ?

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Temperature at 12 : 00 noon = + 5°C

∴ Temperature at 1 : 00 p.m. = 5°C + 3°C = 8°C

And temperature at 2 : 00 p.m. = 8°C – 1°C = 7°C

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