Mathematics, 05.05.2020 07:13 helpsos8028
One pump can drain a pool in 8 minutes. when a second pump is also used, the pool only takes 2 minutes to drain. how long would it take the second pump to drain the pool if it were the only pump in use
Answers: 2
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How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?
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Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).
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One pump can drain a pool in 8 minutes. when a second pump is also used, the pool only takes 2 minut...
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