Question

Question #db687

Answer 1

The tree diagram is

1) 3 choices for first coin, 3 choices for second coin hence
`3 * 3 = 9`

2) There are 4 outcomes with exactly 1 nickel `{PN, NP, ND, DN}`

3) It is

`P(p,p)=P(p)*P(p)=15/33 * 14/32=35/176`

4) It is

`P(d,p) =P(p)*P(d)= 10/33 * 15/32=25/176`