What kind of storm is always in a rush?

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

Count the number of triangles in the below picture?

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

What can go through glass without breaking it?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

In the picture given below, can you find out which digit will take place of the question mark?

Can you count the number of quadrilaterals in the picture below?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?