Mathematics, 01.08.2021 20:00 noobieplayerxd
The mean of 14 numbers is 49. Removing one of the numbers causes the mean to decrease to 43. What number was removed?
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Huong is organizing paperback and hardback books for her club's used book sale. the number of paperbacks is 12 less than three times the number of hardbacks. huong had 162 paperbacks. how many hardback books were there?
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The mean of 14 numbers is 49. Removing one of the numbers causes the mean to decrease to 43. What nu...
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