document.write( "Question 1036423: Hi
\n" ); document.write( "a cylindrical tank is constructed in concrete with circular base of diameter 5.4 m.a plastic lid will be placed later.
\n" ); document.write( "the concrete base is 200mm thick
\n" ); document.write( "the walls are 150mm thick\r
\n" ); document.write( "\n" ); document.write( "What is the water tanks capacity and what is the volume of concrete required to make it.
\n" ); document.write( "could u please show workings out\r
\n" ); document.write( "\n" ); document.write( "thank u
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Algebra.Com's Answer #651079 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "a cylindrical tank is constructed in concrete with circular base of diameter 5.4 m. A plastic lid will be placed later.
\n" ); document.write( "the concrete base is 200 mm thick
\n" ); document.write( "the walls are 150 mm thick\r
\n" ); document.write( "\n" ); document.write( "What is the water tanks capacity and what is the volume of concrete required to make it.
\n" ); document.write( "could u please show workings out\r
\n" ); document.write( "\n" ); document.write( "thank u
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document.write( "1. You forgot to include the tank height into your input.\r\n" );
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document.write( "2. The solution of the other tutor is wrong.\r\n" );
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\n" ); document.write( "comment from student: Sorry for my oversight. The tank height is 2.16 m.
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\n" ); document.write( "\n" ); document.write( "My responce\r
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document.write( "The internal radius of the cylindrical tank (of the hollow) is  \"5.4%2F2+-+0.15\" = 2.7 - 0.15 = 2.55 m.\r\n" );
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document.write( "The height of the internal cylindrical hollow is  2.16 - 0.2 = 1.96 m.\r\n" );
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document.write( "The capacity of the tank is \"pi%2Ar%5E2%2Ah\" = \"3.14%2A2.55%5E2%2A1.96\" \"m%5E3\".\r\n" );
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document.write( "The volume of concrete is \r\n" );
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document.write( "\"pi%2A2.7%5E2%2A0.2\" + \"pi%2A%282.7%5E2+-+2.55%5E2%29%2A1.96\" \"m%5E3\".\r\n" );
document.write( "------------   ------------------------------\r\n" );
document.write( "   the  base      the  cylindrical  wall\r\n" );
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document.write( "You make the calculations.\r\n" );
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