What is the probability of the sun setting tomorrow?

A figure has a rotational symmetry of order more than $1$, the angle of rotaton can be 

A man walks $3 km$ north then $4 km$ East. Find how far he is now, from the starting position.

If $△AOC\cong △BOD,$ then the measure $\angle OBD$ is

Which of the following figures has $10$ vertices?

$\frac{3}{7} \text{of} \frac{2}{5}$ is equal to

In an election between two candidates, the candidate who gets $30\%$ of the votes polled is defeated by $15000$ votes. What is the total number of votes polled?