It seems to be none of the above
Estimated probability=number of outcomes in question/divided by total number of trials
ep=102/300
ep=51/150 (34%)
The formula of a slope:

We have the points (2, 5) and (4, 10). Substitute:

This means that 2.5mm of rain falls every hour
Answer:
$71.61
Step-by-step explanation:
66/22 = 3
3 · $1.87 = $5.61
$66 + $5.61 = $71.61
OR
$23.87 · 3 = $71.61
Sorry if this is wrong!