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Problem Solving

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by BTGmoderatorRO » Sat Feb 10, 2018 3:04 am
The probability that a convenience store has cans of iced tea in stock is 50%. If James stops by 3 convenience stores on his way to work, what is the probability that he will not be able to buy a can of iced tea?

A. $$\frac{1}{8}$$
B. $$\frac{1}{4}$$
C. $$\frac{1}{2}$$
D. $$\frac{3}{4}$$
E. $$\frac{7}{8}$$

OA is A
Is there a specific formula for solving probability? I am a little bit confused here. Can an Expert help me out, please?Thanks
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