1 . The average temperature for the first 4-days of a week is 40,2º C and that of the last 4-days is 41.3°C. If the average temperature for the whole week is 40.6° C, then temperature on the fourth day is -

• A. 38.5 ° C
• B. 41.8° C
• C. 41.3°C
• D. 40.8° C

Answer: Option B

Explanation: