A grocer mixes cofee powder of 2 types,one of which is priced at Rs.60 and the other at Rs.90. what should be the ratio of combining the two , to sell the blended mix cofee powder of the two types at Rs.80?
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1
Answer:
1:2
Step-by-step explanation:
60. 90
\ /
80
/ \
10. 20
=1:2
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