In what ratio must wheat at Rs. 9.30 per kg be mixed with wheat at Rs. 10.80…
2016
In what ratio must wheat at Rs. 9.30 per kg be mixed with wheat at Rs. 10.80 per kg so that the mixture be worth Rs. 10 per kg?
Answer: A. 8:7 — By alligation, the ratio of cheaper wheat to dearer wheat is (10.80 - 10.00) : (10.00 - 9.30) = 0.80 : 0.70 = 8 : 7.
- A.
8:7
- B.
6:5
- C.
4:3
- D.
9:7
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Correct answer: A
By alligation, the ratio of cheaper wheat to dearer wheat is (10.80 - 10.00) : (10.00 - 9.30) = 0.80 : 0.70 = 8 : 7.
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