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Sand And Cement Were Mixed In The Ratio 3 : 1 To Make Up 1 Tonne. How Much Sand Must Be Added To Make The Ratio 6 : 1 ? |
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Answer» Let amount of sand and cement as 3X and X 3x+x = 1000kg x = 250 Sand : cement => 750 : 250 (750+y)/250 = 6/1 => y = 750 kg. Let amount of sand and cement as 3x and x 3x+x = 1000kg x = 250 Sand : cement => 750 : 250 (750+y)/250 = 6/1 => y = 750 kg. |
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