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A 5m wide retaining wall made of concrete with density of 2500kg/m is filled with water having density of 1000kg/m on one side determine the height of
I have an 8 yr. old student who takes food as well as constantly looking for food, other then his own. How can we stop this behavior??
a fort is provisioned for 42 days after 10 days, 200 men arrive and the food now last only for 24 days. how many men were there in fort?