Strait is <span>A narrow channel connecting two bodies of water.</span>
Answer:
(a) Mean yearly temperature = 10.58
(b) 
Explanation:
Given:
The attached chart
Solving (a): The mean yearly temperature.
This is calculated as:




Solving (b): The mean July temperature.
From the chart:

There’s too many to count
There is a device called a thermometer for that...