PLS HELP FIRST TO ANSWER GETS BRAINLEST

First, divide the amount of marble by 3 (48/3)
You get 16 marbles
16 is one-third of 48
If the probability of getting a blue is 2/3, multiply 16 by 2
You get 32
Therefore,
There are 32 Blue marbles and 16 White marbles in the bag.