Please show your solution then if posible please explain how you get the answer

1. The average standard rectangular building brick has a mass of 3.10 kg and dimensions of 225 mm x 112 mm x 75 mm. The gravitational field constant g = 9.8 N/kg. a. Calculate the pressure the brick creates when standing on its surface of smallest area. b. Calculate the pressure the brick creates when standing on its surface of greatest area.

2. A stiletto heel has a surface area of approximately 2.5 cm x 2.0 cm. If a lady puts all of her 60 kg 'weight' on it, what pressure is created on the floor surface.

3. A person is standing on both feet, with flat trainers, each of which has a ground contact area of 0.025 m2. If the person weighs 800 N, what pressure is created on the ground by each foot when the person is standing still?

4. An elephant is standing on all of its feet, each of which has an ground contact area of 0.08 m2. If the elephant weighs 50000 N, what pressure is created on the ground?

5. A bag of sugar has a base of 6 cm x 10 cm. If it weighs 18 N, what pressure does it create standing on a shelf?