Question

Charlle is choosing at random from a bag of colored marbles. The odds in favor of him choosing a red marble are 7:2. What is the probability that he willchoose a red marble?

Answer 1

The odds of choosing a red marble is 7 : 2

So out of 9 possibilities, he can draw 7 red marbles.

The probability will be the number of possibilities to draw a red marble divided by the total number of possibilites.

This will be :

$\frac{7}{9}$

The answer is 7/9