the answer would be 50.27m3
If it's described as my drawing:
The distance of downstream will be 375 * tan25 = 174.87 feet
It is not a negative so it is 10 because the number can't be big
I actually think its b cause it can't be d (thats obvious) yh........but i might be wrong
Discrete random variable as we count the number of free dash throw attempts and we dont measure them (continuous)