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anonymous

  • 5 years ago

The blueprint for a cement slab floor is shown at right. How many cubic yards of cement are needed for ten identical floors that are each 4 inches thick?

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  1. anonymous
    • 5 years ago
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  2. anonymous
    • 5 years ago
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    but the answer is volume

  3. anonymous
    • 5 years ago
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    10*((70*50)-(15*40))

  4. anonymous
    • 5 years ago
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    4*10*((70*50)-(15*40))

  5. anonymous
    • 5 years ago
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    \[((70\ 50)-(40\ 15))\frac{4}{12}=\frac{2900}{3}=966 \frac{2}{3} \]

  6. anonymous
    • 5 years ago
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    Sorry. There were 10 floors in the estimate. 9666.67 for 10 floors.

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