I will market as a brainlist. Is it if you can answer this question I really really need help 200+200 :)

400

Step-by-step explanation:

Woah thats a toughie, I was stuck between 400 and 0. I think its actually 700 but i put 400 just cause maybe it is 400.

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'.

1 1/5

step-by-step explanation: