Mathematics
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Medium
Question
Rice at Rs 13/kg and Rs 19/kg are mixed to cost Rs 14.2/kg. In what ratio are they mixed?
A
3 : 1
B
4 : 1
✓ Official correct answer
C
3 : 4
D
4 : 3
Community credibility
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A
3 : 1
No member explanations yet for this option.
B
4 : 1
No member explanations yet for this option.
C
3 : 4
No member explanations yet for this option.
D
4 : 3
No member explanations yet for this option.
Explanation
By alligation, ratio = (19 − 14.2) : (14.2 − 13) = 4 : 1.