math

strawberry1010:

margo has a drawer full of cubes. she has 3 cubes with the number 6 on them she has 4 cubes with the number 5 printed on them. she has 7 cubes with the number 8 printed on them. she has 2 cubes printed with the number 9 on them. what is the probability she will pick a cube with the number 8 printed on it