Welcome to your class! Today, you have three exam to work on. Make sure you pass the test! But have you study yesterday? Because you have no clue what is the questions on today exam.

The class filled with silence as the atmospher began to tensed when the teacher spread the sheet.

"You only have 60 minutes, don't forget to check your answer after you done." The teacher said in stern tone, he sit on the desk and watching all the student that began to fill the paper.