medium · GMAT Quant
A library has 6 different mystery novels and 4 different science fiction novels. If a student chooses 3 books at random
How many selections include at least one science fiction novel?
A library has 6 different mystery novels and 4 different science fiction novels. If a student chooses 3 books at random How many selections include at least one science fiction novel?
- 100
- 20
- 120
- 80
- 40
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