One canned juice drink is 25% orange juice; another is 10% orange juice. How many liters of each should be mixed together in order to get 15 liters that is 13% orange juice?
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One canned juice drink is 25% orange juice; another is 10% orange juice. How many liters of each should be mixed together in order to get 15 liters that is 13% orange juice?
If a plane can travel 490 miles per hour with the wind and 410 miles per hour against the wind, find the speed of the plane in still air.
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