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Mathematics
11.05.2021 13:36
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How much sand do you need to add to 4 m³ of soil with 50% sand in order to make

How much sand do you need to add to 4 m³ of soil with 50% sand in order to make soil with 80% sand?
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nathanstern21
nathanstern21
4,8(46 marks)

6m^3

Step-by-step explanation:

Again with the buckets.

50+100=80

04+  x  =4+x

200+100x=320+80x

20x=120

x=6

liddopiink1
liddopiink1
4,9(51 marks)
I believe it would be B

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