SOLUTION: Show all work. Mary purchased a package of 22 different plants, but she only needed 20 plants for planting. In how many ways can she select the 20 plants from the package to be pl
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Question 424491: Show all work. Mary purchased a package of 22 different plants, but she only needed 20 plants for planting. In how many ways can she select the 20 plants from the package to be planted?
Answer by sudhanshu_kmr(1152) (Show Source): You can put this solution on YOUR website!
this problem is already solved before...
no. of ways = 22C20 = 231
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