2 years ago in Percentage

An ore contains 25% of an alloy that has 90% iron. Other than this, in the remaining 75% of the ore, there is no iron. How many kilograms of the ore are needed to obtain 60 kg of pure iron?

[A] 250 kg
[B] 275 kg
[C] 300 kg
[D] 266.66 kg
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Dinesh Garg
Dinesh Garg - 1 year ago

Dinesh Garg from Jind, India is saying 266.66 kg is correct answer

Chhavi Jain
Chhavi Jain - 2 years ago

Chhavi Jain from Jaipur, India is saying 275 kg is correct answer

Francis Rai
Francis Rai - 2 years ago

Francis Rai from Assam, India is saying 266.66 kg is correct answer

Related Questions

125% of 860 + 75% of 480 = ?

  • [A] 1415
  • [B] 1385
  • [C] 1435
  • [D] None of these