At a breakfast diner a cup of coffee costs $2. 75 and a muffin is $2. 25. what is the sales tax on the two items if the rate is
1 answer:
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Answer:
0.019 or 1.9%
Step-by-step explanation:
The probability that a randomly selected roll used by the manufacturer contains flaws is determined by the probability of a flawed cotton roll occurring (1% x 70%) added to the probability of a flawed nylon roll occurring (4% x 30%) .
The probability that a randomly selected roll contains flaws is 0.019 or 1.9%