Some one need with math or something

i do i need help with this

Why did Hippocrates develop the Hippocratic oath?

Step-by-step explanation:

Please help me::

Divide.

(3 5/9)÷(−2 2/3)

Enter your answer as a mixed number, in simplified form, in the box.

d. millimeters per hour.

step-by-step explanation:

we are given that,

carlo used a rain gauge to measure the amount of water his lawn is receiving from the sprinklers.

since, according to the options, we see that,

water cannot be measured by 'miles per hour', 'meters per second' and 'grams per seconds'.

we get that, the water can be measured by 'millimeters per hour'.

hence, the appropriate rate for describing the amount of water is 'millimeters per hour'.