ECZ 2018 · GCE Paper 1 — Probability
In a game, the probability of a player losing is 0.3. What is the probability of the player winning the game?
- A. 0.3
- B. 0.7
- C. 0.4
- D. 1
Verified working — step 1
"Win" and "lose" are opposite events - exactly one happens - so their probabilities add up to 1.The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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