Using Only Five 5's and any mathematical operator make sum as 37

Find the next number in the series below

21 32 54 87 131 ?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

If 1+9+8=1, what is 2+8+9?

Rebus Puzzle Definition: A rebus is an illusion device that uses pictures to represent words or parts of words.
What does This Rebus Puzzle Identify?

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

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

Why 1729 is a magic number? Answer Logically.

In the given picture, in how many ways can you read the word "Tiger"?

Can you count the number of triangles inside a triangle?