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Klio2033 [76]
3 years ago
15

21. If you buy a pair of shoes for $80 and the sales tax is 3%, Find the total cost

Mathematics
2 answers:
Katarina [22]3 years ago
6 0

Answer: 82.40

Step-by-step explanation: I took the quiz

Gnom [1K]3 years ago
3 0

Answer:

Total Cost: $82.4

Step-by-step explanation:

80 × 3%

= 80 × 0.03

= $2.4

80 + 2.4

= $82.4

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18.4b=44.16 need help fast
MaRussiya [10]

Answer:

<u>If it's 18.4b=44.16:</u> b=2.4

<u>If it's 4b=44.16:</u> b=11.04

Step-by-step explanation:

<u>If it's 18.4b=44.16:</u>

18.4b=44.16\\\\\frac{b}{18.4}=\frac{44.16}{18.4}\\\\b=2.4

<u />

<u>If it's 4b=44.16:</u>

<u />4b=44.16\\\\\frac{b}{4}=\frac{44.16}{4}\\\\b=11.04<u />

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3 years ago
What is the z score of x=12 if it is two standard deviations to the right of the mean?
Tanzania [10]

The value of the Z-score will be equal to 2.

<h3>What is Z-score?</h3>

The z score indicates how many standard deviations your score is from the mean.

At the mean position, the standard deviation is 0 now the z score is the measure of the data which is how far from the mean. So the given data is at two standard deviations to the right of the mean so the Z-Score will be 2.

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