How many bananas can you eat if your stomach is empty?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What is the next number in the series?

15 29 56 108 208 ?

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

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

Identify the hidden meaning behind this picture?

What can go up a chimney down, but can’t go down a chimney up?

Why did Buffon take the goal with him after every Juventus match?

What does the below rebus riddle means?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?