Salman Khan,the host of the show,asks questions to the contestants on the basis of percentage(%).The anwers to the questions are surveyed in a poll in Mumbai.There is % bar,the right anwer should fit in between the range(gap) of the bar.Total 5 questions need to be answered correctly to win 100 million Rs.The contestant can quit the game at any time and leave with the money on finding the question difficult.The range of the % bar even move up and down to create a feeling of excitement.Even celebrities visit this show,Dus Ka Dum to win 100 million Rs.