Answer :
The water temperature must be increased from 74 to 76. The correct graph is shown by option C.
What is a number line?
A number line in elementary mathematics is a representation of a graduated straight line that serves as an abstraction for real numbers, represented by the symbol R.".
It is assumed that every point on a number line corresponds to a real number and that every real number corresponds to a point.
Given that the water temperature of a swimming pool must be no less than 76 F. The temperature is currently 74 F. To increase the water temperature from 74F to 76F.
Therefore, the water temperature must be increased from 74 to 76. The correct graph is shown by option C.
To know more about number lines follow
https://brainly.com/question/24644930
#SPJ2
