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gavmur [86]
4 years ago
5

Tiffany answered 80% of the questions on her math test correctly. There were 40 questions. How many questions did Tiffany get co

rrectly
Mathematics
1 answer:
Harlamova29_29 [7]4 years ago
7 0
Tiffany answered 32 questions correctly since 32/40 is .80
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What is the expression in factored form? 16x^2+8x
Rufina [12.5K]
I hope this helps you




8x.2x+8x


8x (2x+1)
7 0
4 years ago
Read 2 more answers
Kara has twenty-four thousand, five hundred sixty stickers in her album.
Varvara68 [4.7K]

Answer:

they are both the same thing the first one with kara is in numbers and with raul it is in words

Step-by-step explanation:

hope i helped and have a great day :)

7 0
4 years ago
Read 2 more answers
Sean los ángulos a y B, donde la suma de la mitad de a mas la tercera parte de B es igual a 15. calcula el doble del cociente de
Schach [20]

Answer:

Supongo que tenemos dos ángulos A y B

"la mitad de A mas la tercera parte de B es igual a 15°" (también supongo que son grados)

A/2 + B/3 = 15°

A/2 = 15° - (B/3)

A = 30° - 2*(B/3)

Ahora queremos calcular:

2*sin(3*A)/cos(2*B)

pero podemos reemplazar A por lo que tenemos arriba:

2*sin(3*(30° - 2*(B/3)))/cos(2*B)

2*sin(90° - 2*B)/cos(2*B)

y como sabemos,  

Sin( 90° - x) = Sin(90°)*cos(-x) + cos(90°)*sin(-x) = cos(-x) = cos(x)

entonces:

2*sin(90° - 2*B)/cos(2*B) = 2*cos(2*B)/cos(2*B) = 2*1 = 2.

6 0
3 years ago
What is the weighted average cost of capital if a business has a cost of equity of 12%, a cost of debt of 10%, tax rate of 25%,
kvv77 [185]

If the cost of equity is 12% , cost of debt 10%, tax rate 25%, 20 million market value of debt , 60 million market value of equity then the weighted average cost of capital is 10.875%

Given cost of equity is 12% , cost of debt 10%, tax rate 25%, 20 million market value of debt , 60 million market value of equity.

We know that weighted average cost of capital= cost of equity* weight of equity+ cost of debt* weight of debt.

Cost of debt (consider after tax)=10%(1-25%)

=10%*0.75

=0.075

Weight of equity=60/80

=0.75

Weight of debt=20/80

=0.25

Weighted average cost of capital=12%*0.75+0.075*0.25

=0.09+0.01875

=0.10875

=10.875%

Hence the weighted average cost of capital is 10.875%

Learn more about weighted average at brainly.com/question/18554478

#SPJ4

8 0
2 years ago
I need help with this question, please respond with an answer ASAP. Please provide reasoning for your answer.
yulyashka [42]

Answer:

total balloons = 120r+72y

Step-by-step explanation:

If there are 120 cases of red balloons and r red balloons in each cases

Number of red balloons = 120*r

If there are 72 cases of yellow balloons and y  yellow balloons in each cases

Number of yellow balloons = 72y


The total number of balloons is red balloons plus yellow balloons

total balloons = 120r+72y

4 0
4 years ago
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