n what ratio should a variety of rice costing Rs. 6 per kg be mixed with another variety of rice costing Rs. 8.75 per kg to obtain a mixture costing Rs. 7.50 per kg?	Choose the correct option:	A) 2/7	B) 5/6	C) 3/4	D) 1/5	E) 6/16
Explanation:   Let us say the ratio of the quantities of cheaper and dearer varieties = x : y   5/6y the rule of allegation, x/y = (87.5 - 7.50) / (7.50 - 6) = 5/6   Correct Option :5/6
<result>B</result>
n what ratio should a variety of rice costing Rs. 6 per kg be mixed with another variety of rice costing Rs. 8.75 per kg to obtain a mixture costing Rs. 7.50 per kg?