Derrick has $3500 in a savings account that earns 12% annually. If the interest is not compounded, how much interest will he ear
1 answer:
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0.072 ÷ 345
=
≈ 0.00020
=
Answer: option d.
Step-by-step explanation:
You have the following formul given in the problem:
You know that:
The number of customers serviced in an hour by the technical support representative is 6 costumbers, therefore:
As the problem asked for the probability that a costumber will be on hold less than 30 minutes, we know that:
Substitute the values above into the formula.
Then, you obtain:
or 95%