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Lesson 1: Counting Principle, Permutations (nPr) and Combinations (nCr) — Picture questions (exam style)

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1.
A committee of 3 must include at least one girl from the group shown. How many ways?
A committee of 3 must include at least one girl from the group shown. How many ways?
354
702
280
364
2.
A committee of 5 must include at least one girl from the group shown. How many ways?
A committee of 5 must include at least one girl from the group shown. How many ways?
1584
792
807
794
3.
A committee of 5 must include at least one girl from the group shown. How many ways?
A committee of 5 must include at least one girl from the group shown. How many ways?
1996
1983
1981
3962
4.
A committee of 5 must include at least one girl from the group shown. How many ways?
A committee of 5 must include at least one girl from the group shown. How many ways?
1260
461
456
462
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