Question

cans someone help me ... a personal identification # consists of 4 of the digits 0-9 in any order. if the digits cannot repeat, what is the probability, the nearest thousandths, that the pin number does not include a 0

Answer 1

number of combinations with no 0 / number of combinations in total

(9*8*7*6)/(10*9*8*7) i believe.

Answer 2

so 0.6? would love to know if im wrong.

Answer 3

Sounds right.

Answer 4

Cheers

Answer 5

lol well the answer choices are a. 0.656 b.0.600 c.0.302 d.0.250

Answer 6

b obviously

Answer 7

:)

Answer 8

So we have our solution here? Do I distribute the medals everywhere?

Answer 9

guess so.

Answer 10

PEw pew pew.

Answer 11

wait how do u know which numbers to divide by in the numerator?