Can you solve this picture maths equation?

The centre of the third figure is empty. What digit should fit inside?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

Where do fish keep their money?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

What do you see in the given picture?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?