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ornal diameter 10 cm 13 A 0 m deep well with diameter / H 18 aug up to form a platform 22 m * 14 m. Determine the height of the platform. 14. And the mass of a metallic hollow cylindrical pipe 24 cm long with internal and made of 5 mm thick metal, if 1 cm of the metal weighs 7.5 grams. (Hint: Volume of metal = [1 x (5.5) - 5%) x 24 cm3 Mass = ((Volume of metal) x 7.5 gms)}] - 0.4 m deen authtul

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