7th Class
Mathematics
Data Handling
Question Bank
Data Handling & Graphs
question_answer
The mean temperature of Day 1, Day 2 and Day 3 is \[40{}^\circ C\]. The mean temperature of Day 2, Day 3 and Day 4 is \[41{}^\circ C\]. If the temperature of Day 4 is \[30{}^\circ C,\] then the temperature on Day 1 is: