Permutation,… | NUST Entrance Test Mathematics

MM

Mashaal Masha

Sep 30, 2022

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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