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Railway
Quantitative Aptitude
Probability
Probability
Favourable over total — coins, dice and cards, then two-dice sums and the at-least-one shortcut.
Start first lesson
1
Probability Basics — Coins, Dice, Cards
Probability की शुरुआत — सिक्का, dice, cards · 8 min
EASY
2
Two Dice & At-Least-One Problems
दो dice और at-least-one वाले सवाल · 8 min
MEDIUM