Hey there! :) can be simplified to , so we have the following proportion: We cross multiply to get: 3p = 20, and divide by 3 on both sides to get: p = --- Hope this helps! ==jding713==
Only cabinet with two silver coins is cabinet B. The chance of choosing cabinet B is 1/3. Thus, there is a 1/3 chance of the two cabinets contain 2 silver coins.