Total 4 digit odd numbers that can be formed, if the digits used is not to be re

Question

Total 4 digit odd numbers that can be formed, if the digits used is not to be repeated again is

Options:

A . 2240

B . 2420

C . 2440

D . 2520

Answer: Option A
:
A
The number of four digit numbers which satisfy the above condition =

8 \times 8 \times 7 \times 5 = 2240

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