Rectangle on the left = 3 × 4 = 12
Rectangle in the middle = 3 × 2 = 6
Rectangle on the right = 4 × 3 = 12
Add:
12 + 6 + 12 = 30
Answer = 30
Hope this helped☺☺
Given
12 black socks
16 white socks
Without looking, Mario takes one sock out of the drawer and then takes out another without replacing the first sock
Which expression shows one way to find the probability that he will take out two white socks?
Procedure
for the first white socks
![\frac{16}{16+12}=\frac{16}{28}=\frac{4}{7}=0.5714](https://tex.z-dn.net/?f=%5Cfrac%7B16%7D%7B16%2B12%7D%3D%5Cfrac%7B16%7D%7B28%7D%3D%5Cfrac%7B4%7D%7B7%7D%3D0.5714)
for the second white socks