Mathematics Exam Package
The probability of getting a superior card is 10%.
The probability of getting a very good card is 10%
The chance of getting a good card is 20%.
The probability of getting a successful ticket is 30%.
The chance of getting a failed card is 30%.

you must have a university entrance card and be whitelisted, you can buy through the link: https://neftyblocks.com/c/mrzezopixels/drops/130944