2 years ago in Percentage

Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining iron, only 25% is pure iron. If the pure iron obtained in a year from a mine of hematite was 80,000 kg, then the quantity of hematite mined from that mine in the year is

[A] 5,00,000 kg
[B] 4,00,000 kg
[C] 4,50,000 kg
[D] None of these
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Dinesh Garg
Dinesh Garg - 1 year ago

Dinesh Garg from Jind, India is saying 4,00,000 kg is correct answer

Chhavi Jain
Chhavi Jain - 2 years ago

Chhavi Jain from Jaipur, India is saying None of these is correct answer

Francis Rai
Francis Rai - 2 years ago

Francis Rai from Assam, India is saying 4,50,000 kg is correct answer

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