2022-07-05 18:44:31 QUESTION 3 Due to covid-19, the principal of Kgako secondary school, Mr James decides to buy two wat

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2022 07 05 18 44 31 Question 3 Due To Covid 19 The Principal Of Kgako Secondary School Mr James Decides To Buy Two Wat 1 (33.02 KiB) Viewed 10 times

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2022-07-05 18:44:31 QUESTION 3 Due to covid-19, the principal of Kgako secondary school, Mr James decides to buy two water tanks in order to comply with the covid-19 regulations. The tanks are shown below: a cylindrical and rectangular tank with their dimensions. The cylindrical tank will be placed on the circular concrete bed, the diameter of the concrete bed will be 100 mm more than the diameter of the cylindrical tank. RECTANGULAR TANK CYLINDRICAL TANK Diameter Height Pre-test 1420 mm 1450 mm NB:1 m²-1000 t Length Width Height 1210 mm 1100 mm 1200 mm
3.1.1 Determine the radius (in motres) of the cylindrical tank. 3.1.2 Calculate the circumference of the concrete bod in metres. You may use the formula: Circumference-2xnx radius 3.1.3 SGB decides to paint the rectangular tank to avoid rusting. Determine the surface area (SA) in m² that need to be painted. You may use the formula: SA-2(length x width) +2(length x height) + 2( width x height) 3.1.4 If 5 litres of paint cover an area of 13 m² and the rectangular tank needs three (3) Coats of painting, calculate the number of litres of paint needed to paint the tank as well as the number 5 litre needed. 2022-07-03