✅ Topic: Combinations (nCr)

From 12 players, how many ways to choose 5?

Deselect Answer

120

792

144

95

Which of these represents combinations?

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Arrangement problems

Order matters

Order does not matter

Permutations

Number of subsets of size 2 from a set of 6 elements:

Deselect Answer

12

20

15

30

If r = 0, combination value is:

Deselect Answer

0

n

1

r

Value of 6𝐶1+6C5:

Deselect Answer

1

12

30

6

From 9 items, how many ways can you select 4?

Deselect Answer

126

36

81

3024

Number of ways to choose 1 item out of 10:

Deselect Answer

10

5

1

9

How many ways can you choose 3 items from 7?

Deselect Answer

140

42

35

21

In Pascal’s triangle, each number is the sum of:

Deselect Answer

Three numbers above

Two numbers above

One number above

None

✅ Topic: Combinations (nCr)

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