Using these results from the use of JEE Main Solutions Key, chances of admission in various participating colleges can be calculated. One can compare the estimated score and rank with the opening and closing cutoff from previous year. If the score is more than cutoff, the possibility of obtaining that particular college is high. As the score is inversely proportional to rank, this formula would apply in reverse when the rank is compared. Using these results, those colleges can be shortlisted which have a higher chance of being allotted.
Thus we can see that JEE Main 2017 Answer Key also helps in determining the colleges to be filled in the option filling stage of counselling round. It will help the candidate to make fair and judicial choices for admission purpose. The method of using answer key to find approx score is easy. First, the candidate must obtain the answer key which corresponds to the question paper set assigned to him in the exam. The next thing to be matched is that the key should be of the date of the exam in which he appeared. When the correct key has been obtained, he can proceed. The next step in calculation of approx score using Answer Key of JEE Main is to know the exam pattern.
It will tell how many marks are to be added and deducted for correct and incorrect answers respectively. According to the exam pattern, 4 marks are to be assigned for correct answer and ¼ marks are to be deducted for incorrect answer. There shall be a total of 90 questions, 30 each from math, physics, and chemistry. Now, matching of answers can be begun. It is suggested to start matching from the beginning so as to avoid any kind of confusion in ordering. When all the answers have been matched using JEE Main 2017 Answer Key, the following formula should be applied to determine the estimated score – 4 x number of correct answers – ¼ x number of incorrect answers.