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guapka [62]
3 years ago
9

MATH SMARTIES I WILL GIVE BRAINLIEST!!!!

Mathematics
2 answers:
stira [4]3 years ago
7 0

Answer: 30

Step-by-step explanation:

padilas [110]3 years ago
3 0

Answer:

30.

Step-by-step explanation:

if you count up 75, which would be 5x6=30, because we have 6 tallies, and 5 in each group, therefore, if you were to add 30, you would get 105 they increased it 30%

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Determine the total annual fica tax for an annual salary of $38,480.
egoroff_w [7]
The annual FICA (Federal Insurance Contributions Act) tax is composed of two parts: Social Security and Medicare Taxes. On the employee's side, he/she has to shoulder 6.2% of the annual salary for the Social Security Tax, and 1.45% of the annual salary for the Medicare Tax. So in total, FICA takes 7.65% of your annual salary as tax. To calculate the FICA tax to be paid, this is shown below:

$38,480 x 7.65% = $2943.72

Therefore, for an annual salary of $38,480, $2943.72 goes into FICA tax payment.
6 0
3 years ago
Read 2 more answers
Select all of the statements that are true for the given parabola.
svet-max [94.6K]

Answer:

A and B

Step-by-step explanation:

The minimum occurs at the turning point ( vertex )

The coordinates of the vertex are (1, - 2 ) → A

The x- intercepts are the points where the graph crosses the x- axis

This occurs at (3, 0 ) and (- 1, 0 ) → B

The axis of symmetry is a vertical line passing through the vertex

Equation of axis of symmetry is x = 1 , not y = - 2

(1, - 2 ) is a minimum not a maximum , see above

5 0
3 years ago
Solve the formula A=law for l
Volgvan

Answer:

l = A/aw

Step-by-step explanation:

Since we want the equation in terms of l, we simply isolate the l by dividing both sides by aw:

A = law

A/aw = law/aw

A/aw = l

3 0
4 years ago
Keisha wants to estimate the percentage of managers at her company that hold an MBA. She surveys 320 managers and finds that 70
kondor19780726 [428]

Answer:

The margin of error is of 0.038 = 3.8%.

Step-by-step explanation:

In a sample with a number n of people surveyed with a probability of a success of \pi, and a confidence level of 1-\alpha, we have the following confidence interval of proportions.

\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}

In which

z is the zscore that has a pvalue of 1 - \frac{\alpha}{2}.

For this problem, we have that:

n = 320, \pi = \frac{70}{320} = 0.21875

90% confidence level

So \alpha = 0.1, z is the value of Z that has a pvalue of 1 - \frac{0.1}{2} = 0.95, so Z = 1.645.

The margin of error is:

M = z\sqrt{\frac{\pi(1-\pi)}{n}}

M = 1.645\sqrt{\frac{0.21875(1-0.21875)}{320}}

M = 0.038

The margin of error is of 0.038 = 3.8%.

6 0
4 years ago
Shoes cost $80 they are discounted at 40% off.The tax is 6.75%.What is the final cost of the shoes.
Brilliant_brown [7]
You have to turn the percent into a decimal to do the math. 

80 * .40 = 32 (That's the discount.) Now we subtract the orginal price from this.

80 - 32 = 48

Now we need to find the tax value.

48 (our new price) *  .0675 = $3.24

Add this back onto the price to get our final price.

3.24 + 48 = $51.24 
8 0
3 years ago
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