Answer:
It will take 720 minute to fill the tank
Explanation:
We have given that length of rectangular tank l = 12 m
Width w = 8 m
Rate at which water is filled in the tank = 550 l/min
And rate at which water come out from the tank = 150 l/min
So net rate of filling the tank = 550-150 = 400 l/min
Height up to which we have to fill the tank h = 3 meter
So volume of the tank 
We know that 
So 
So required time to fill the tank 
Answer:
the reason fossil fuels are so readily used is because they are readily available. countries in the middle east, as well as russia, the us and a few south american countries have large oil reserves that are currently used to supply the world's demand for energyy
hope this helps lol
and brainiest would be appreciated :P
Answer:
The Chinese city of Chongqing might be japan!
Explanation:
Talc can be scratched with a fingernail
Answer:
The plant's tubelike structure to carry water is called stomata.
