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Arisa [49]
3 years ago
14

Suppose that a new employee starts working at ​$7.67 per hour and receives a 3​% raise each year. After time​ t, in​ years, his

hourly wage is given by the equation .y=$7.67(1.03)t. Find the amount of time after which he will be earning​ $10.00 per hour.
After what amount of time will the employee be earning​ $10.00 per​ hour?
Mathematics
1 answer:
Andrews [41]3 years ago
8 0

Answer:

  9 years

Step-by-step explanation:

You want to find t such that y=10.

  10 = 7.67(1.03)^t

  10/7.67 = 1.03^t . . . . . divide by 7.67

  log(10/7.67) = t·log(1.03) . . . . . . take logs

  log(10/7.67)/log(1.03) = t ≈ 8.9743 . . . . . years

After about 9 years, the employee will be earning $10 per hour.

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valina [46]

It is given in the question that

Abbie decides to start doing crunches as part of her daily workout. She decides to do 10 crunches the first day and then increase the number 2 each day after that.

So the sequence of number of crunches are

10,12,14,16,18,.....

Here the first term, a , ia 10 and the constant difference,d, is 2.

To find the nth term, we use the formula of nth term of arithmetic series, which is

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Substituting the values of a and d, we will get

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6 0
3 years ago
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netineya [11]

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The perimeter is the sum of the side lengths, so is

... P = b + b + x = 2√(2A) + (√(2A))·√2

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7 0
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Answer:

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Step-by-step explanation:

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8 0
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Answer:

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Step-by-step explanation:

I hope it helps u

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