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The percentage of alumina in a good brick earth lies between?

  1. 5 to 10 %
  2. 20 to 30 %
  3. 50 to 60 %
  4. 70 to 80 %
LohaHridoy
LohaHridoy
5 views
2025-01-04 04:42

1 Answers

AhmedNazir
AhmedNazir

Answer: Option 2

5 views Answered 2022-09-01 13:21

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