Mathematics, 23.04.2020 00:23 krystalruby1219
Pump 1 can emty a pool in about 8 hours while pump 2 can empty the same pool in 9 hours. If the two pumps worked together how long would it take them to empty the pool?
about 4 hours
about 4 hours and 15 mins
about 4 hours and 30 mins
about 4 hours and 45 mins
Answers: 1
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Let event a = you roll an even number on the first cube. let event b = you roll a 6 on the second cube. are the events independent or dependent? why?
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Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?
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Pump 1 can emty a pool in about 8 hours while pump 2 can empty the same pool in 9 hours. If the two...
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