What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

If two's company, and three's a crowd, then whats four and five ?

Find the missing letter in the last circle logically in the given below picture.

Which flower has two lips?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?