7 is your answer let me know if you need help with anything else
Answer:
As per the statement:
A 900-kg giraffe runs across a field at a rate of 50 km/hr.
⇒ m = 900 kg and

Use conversion:


The magnitude of its momentum is given by:

where
m is the mass in kg
v is the speed in m/s
Substitute the given value we have;

Therefore, the magnitude of its momentum is 12500 kg m/s
The correct answer to your question is 15 days because if she drinks 1/3 of a can a day it will take 3 days to drink one can. Now multiple the 3 days for one can by the 5 cans and you get 15 days to finish all of the cans.
I'm pretty sure it has to have 1 over any number