The Square Root of 245 is 15.65 (rounded to 2 dec. Places)
To the nearest thousand, because when you are estimating numbers, you always round to the nearest higher place (like the nearest tenth if comparing 26 and 18).
ANSWER

EXPLANATION
The given function is,

The parent function of this ceiling function is

When this function is shifted horizontally 3 units to the left, we obtain the transformed function,

The correct answer is option D.
See attachment.
Part A - 14 sections of fencing
Part B - 0.9165 the distance between each stake
If x is the number of miles to g then
x <= 26 .2 - 10
x <= 16.2