Free Practice Question
PS · Problem Solving
555-605
Combinations
On a shelf, there are 10 books, which include 3 paperback books and 7 hardback books. If 5 books are chosen at random without replacement, how many different combinations are there such that at least one paperback book is included?
Answer Choices
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229
B
230
C
231
D
232
E
233
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Explanation
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Comments
2
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Y
YuMar 19, 2025
got this wrong on my practice
Details
Difficulty
555-605
Type
PS
Category