Which Burger Is Different in below image?

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 spot the hidden girl in the picture below?

Name a key which is hardest to turn.

what does this below rebus represent identXQQQQQME

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Look at the picture and find out which square is not linked with any of the other squares.

Eight of us go fourth, not back, to protect our king from an attack. What are we?