Respuesta :

feidrletcher
1/12 because if he first picked A, that would be a 1/4 chance. If he then picked B that would have been a 1/3 chance 3x4 = 12 so 1/12
evilhallox

Answer:

d) 1/12

Step-by-step explanation:

There are 1 out of 4 that are chosen.

This means you do 1/4×1/3=1/12.

The probability of getting a first is 1/4.

You take a , there are 3 left now and only on B remains, so the probability or 1/3.

You multiply the two to get 1/12.