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the price of oil per kg is increased from rs250 to rs300.by what % should its consumption be decreased to maintain the same expenditure on oil as before? |
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Answer» Answer: Step-by-step explanation: ☆ You can SOLVE it short TRICKS that is, CONSUMPTION DECREASES = 300 - 250 = 50 % consumption = 50 / 250 × 100 = 20% |
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