3 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

## Overall Stats

Attempted 4
Correct 2
Incorrect 1
Viewed 1

Dinesh Garg - 2 years ago

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

Chhavi Jain - 3 years ago

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

Francis Rai - 3 years ago

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

## Related Questions

• [A] 14
• [B] 15
• [C] 16
• [D] 17
• [E] 18

• [A] 300
• [B] 250
• [C] 400
• [D] 500

• [A] Rs. 72
• [B] Rs. 60
• [C] Rs. 75
• [D] Rs. 76

### A clock is set right at 12 noon on Monday. It losses 1/2% on the correct time in the first week but gains 1/4 on the true time during the second week. The time shown on Monday after two weeks will be

• [A] 12:25:12
• [B] 11:34:48
• [C] 12:50:24
• [D] 12:24:16
• [E] None of these

### Rajeev buys good worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for the goods.

• [A] Rs. 6876.10
• [B] Rs. 6999.20
• [C] Rs. 6654
• [D] Rs. 7000