Mathematics, 17.04.2020 02:25 alanrojas0142007
The crazy coaster has 3 trains , each train holds 27 people and runs 9 times in 1 hour . If the crazy coaster operates for 13 hours a day how many people can ride it each day ?
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If 1/√5+1/√5+1=p+q√r , find the values of p, q and r
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How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?
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The crazy coaster has 3 trains , each train holds 27 people and runs 9 times in 1 hour . If the craz...
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