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The sum of 4 numbers is 1230. the average of 3 of them is 293. what is the fourth number?
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Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?
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The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?
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Mathematics, 21.06.2019 23:00, rickespey9037
Rob filled 5 fewer plastic boxes with football cards than basketball cards. he filled 11 boxes with basketball cards.
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The sum of 4 numbers is 1230. the average of 3 of them is 293. what is the fourth number?...
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