Question

a bag has 3 red, 5 blue, and 2 green marbles. what’s the probability of picking a green marble? your answer

Explanation:

Step1: Calculate total number of marbles

Total marbles = \(3 + 5+2=10\)

Step2: Calculate probability of picking green marble

Probability \(P=\frac{\text{Number of green marbles}}{\text{Total number of marbles}}=\frac{2}{10}=\frac{1}{5}\)

Answer:

\(\frac{1}{5}\)