Question
To estimate the average work experience of MBA students
at a management institute, five students are selected at random from each type of background, say commerce, science and engineering. This type of sampling is called:Solution
The correct answer is A
In what ratio must a person mix three kinds of rice costing him Rs 1.16,Rs 1.40 and Rs 1.72 per Kg so that the mixture may be worth Rs 1.37 per Kg?
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The cost of type 1 tea is Rs 20 per Kg and type 2 tea is Rs 30 per Kg. If both type1 and type 2 are mixed in the ratio of 3:2,then the price per Kg of t...
A shopkeeper mixes two varieties of rice costing Rs 48 per kg and Rs 60 per kg to get a mixture worth Rs 55 per kg. In what ratio (by weight) should he ...
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