Choose the correct options for the following questions.
If ${}^n{P_4} \times {}^n{C_3} = 96$, then $n=?$
Difficulty: Easy
A:
1
B:
3
C:
4
D:
6
The probability of picking rotten apples in a box is $\frac{1}{100}$. If there are 6 boxes containing 1200 apples, then how many rotten apples would be obtained?
Difficulty: Easy
A:
2
B:
6
C:
12
D:
24
How many diagonals can be formed in a 7 sided polygon figure?
Difficulty: Easy
A:
14
B:
19
C:
21
D:
23
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