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Find the number of ways of selecting 15 balls consisting of 5 black. 5 blue and 5 white balls from a box which contains 6 black, 7 blue and 8 white balls
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Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.
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Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.
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Find the number of ways of selecting 15 balls consisting of 5 black. 5 blue and 5 white balls from a...
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