Advertisement

### Question

9 cones are lying inverted on a table. 2 of them contain balls, but 7 of them are empty. What is the probability of getting a ball if one of the cones is opened randomly?

**A**

${2/9}$.

**B**

$3/9$.

**C**

$4/9$.

**D**

$7/9$.

**Soln.**

**Ans: a**

Chances favoring a ball are 2, whereas the total chances are 9. The probability is 2/9 = ${2/9}$.