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The ratio, in which tea costing $ 192 per kg is to be mixed with tea costing $ 150 per kg so that the mixed tea, when sold for $ 194.40 per kg, gives a profit of 20%, is
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- 2 : 5
- 3 : 5
- 5 : 3
- 5 : 2
Correct Option: A
By the rule of allegation,
| CP of mixed tea = | × 194.40 = $ 162 / kg | 120 |
| ∴ Required ratio = | = | or 2 : 5 | 30 | 5 |
