Question

how many different odd numbers of 4 digits can be formed with digits 1 2 3 4 5 6 7 the digits in any number being all different?​

Answer 1

Answer:

1372

Step-by-step explanation:

four digit no.

_ _ _ _

the fourth place can only have 1,3,5,7 so as the number to be odd

with repeating

so there are only four possibilities

7 × 7 × 7 × 4 =1372