A drawer is filled with 9 black shirts, 6 white shirts, and 5 gray shirts. One shirt is chosen at random from the drawer. Find the probability that it is not a white shirt.
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Step-by-step explanation:
Total number of shirts: 9+6+5=20
Number of shirts which are not white in colour: 9+5=14
Probability of shirt which is not white = no.of shirts which are not white/ total number of shirts.
= 14/20 = 7/10= 0.7
Hence , the probability is 0.7
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