Question: The probability a shop keeper will sell a clock is 2/9 and the probability he will sell a watch is 5/9. The probability he will
The probability a shop keeper will sell a clock is 2/9 and the probability he will sell a watch is 5/9. The probability he will sell a watch and a clock is
a. 10/81
b. 7/9
c. 1/1
d. 9/7
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