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Aizhalee

  • one year ago

(Medal and Fan Given) ! If the volume for 3-D polyhedra A is 300 cm3 and the volume for 3-D polyhedral B is 900 cm3. How many times bigger is the volume of pyramid B than pyramid A?

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  1. aizhalee
    • one year ago
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  2. aizhalee
    • one year ago
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    @ganeshie8 @marihelenh

  3. aizhalee
    • one year ago
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    help please

  4. marihelenh
    • one year ago
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    You can solve this by using a proportion because it is asking for the percent. \[\frac{ 300 }{ 900 }=\frac{ x }{ 100 }\] If you cross multiply, you will get, \[30000=900x\] Now, you can solve for x. You will have to round your answer.

  5. aizhalee
    • one year ago
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    so divide 3000 by 900?

  6. aizhalee
    • one year ago
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    30000*

  7. aizhalee
    • one year ago
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    ive gotten 33.3333

  8. marihelenh
    • one year ago
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    Yep, so 30% is your answer.

  9. aizhalee
    • one year ago
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    got it wrong

  10. marihelenh
    • one year ago
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    Did they say it was 300?

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