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9 May, 03:07

a mixture of concrete is made up of sand and cement in a ratio of 5 : 3, How many cubic feet of each are needed to make 160 cubic feet of concrete mix

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  1. 9 May, 05:36
    0
    32:5.3333333 and forever
  2. 9 May, 05:47
    0
    We need 160 cubic feet of concrete mix and 20 x 8 = 160, so we need to use 20 x 5 = 100 cubic feet of sand and 20 x 3 = 60 cubic feet of cement
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