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Subject :NSO    Class : Class 3

How many 4-digit odd numbers can you make using the digits 0, 1, 7 and 8 without repeating any of the digits?

A 4
B 6
C 8
D 10


how

Ans 1:

Class :
1087 1807 8071 7081 7801 8701 8107 8017 C 8

Ans 2:

Class : Class 2

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