Find the next number in the series below

21 32 54 87 131 ?

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

what does the below math rebus puzzle mean?

Find out the number of circles in the given picture having Illusion

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

Can you tell a 3D object that has just two surfaces?

What is the next number in the series?

15 29 56 108 208 ?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

Can you identify if it's a murder or a suicide ?

What kind of tree can you carry in your hand?