Mathematics 0580 · IGCSE · Introduction to probability
Introduction to probability — practice question
Priyanka takes part in a game that can end in a win, lose or draw. The table lists the probabilities for winning and losing a game. Outcome of game: win, lose, draw. Probability: win 0.3, lose 0.25, draw blank.
(a)[2]
Fill in the table.
(b)[1]
Priyanka plays this game 120 times. Work out how many games she is expected to win.
Worked solution & mark scheme
This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$1-(0.3+0.25)$” …