Masalalar
| # | Masala | Qiyinchiligi | Toifasi | Reyting | |||||
|---|---|---|---|---|---|---|---|---|---|
| R077I | Matritsadagi eng katta + (plus) | 10% | Oson | 3.5 | 668 | 1040 | 3055 | 34.0 | |
| R077E | Arifmetik progressiya | 60% | Matematika | 3.7 | 62 | 111 | 1515 | 7.3 | |
| R086G | Oxirgi yig'indi | 50% | Matematika, Oson | 3.6 | 720 | 1230 | 8280 | 14.9 | |
| R086D | Sobirjon qiziqqan matritsa | 30% | Oson, Matematika | 3.7 | 412 | 607 | 1871 | 32.4 |