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Question

200 kg mixture of rice contains 10% husk and 90% rice grains. If 50 kgs of rice are added to the mixture, what will be the percentage of husk in the new mixture?

  • 10
  • 8
  • 8.8
  • 10.5
Answer- B

Initially, the mixture contains 10% husk = 10/100 ∗200 = 20 kg

And, 90% of rice grains = 90/100 ∗ 200 = 180 kg

After adding 50 kgs of rice, the mixture contains (180+50) = 230 kgs of rice and 20 kgs of husk.

Percentage of husk = 20/250 ∗ 100= 8%