Mathematics for IGCSE & O level - Probability (Section 6 - No. 4)
A weather forecast predicts a 40% chance of rain. What is the probability that it will *not* rain?
20%
40%
60%
80%
ব্যাখ্যা
If the chance of rain is 40%, the chance of no rain is 100% - 40% = 60%.