WAEC Geography 2020 Papers

Concept:The mean temperature is calculated by dividing the total of the monthly temperatures by the number of months.Explanation:The temperatures from July to December are:$27, 28, 28, 28, 27, 27$First, find the sum of these temperatures:$27 + 28 + 28 + 28 + 27 + 27 = 165$Count the number of months from July to December:July, August, September, October, November, December = $6$ monthsNow, apply the mean formula:$\text{Mean temperature} = \frac{\text{Sum of temperatures}}{\text{Number of months}} = \frac{165}{6} = 27.5$So, the mean temperature from July to December is $27.5^\circ$C.Answer:$27.5^\circ$C (Option C)