answer: 4 possible ways
list all the possible outcome.
from 6r and 8g. the key word is "atleast 2 out of 3 marbles picked are green".
so the answer is 4.
in mathematics, the graph of a function f is, formally, the set of all ordered pairs (x, f( and, in practice, the graphical representation of this set. if the function input x is a real number, the graph is a two-dimensional graph, and, for a continuous function, is a curve.