Answers
Answer:
1/16
Step-by-step explanation:
Related Questions
whats 8 over x-2 =24 over 7 in solving proportions NO LINKS
Answers
Answer:
[tex]x=\frac{1}{3}[/tex]
Step-by-step explanation:
[tex]\frac{8}{x-2} =\frac{24}{7}[/tex]
[tex]x=\frac{1}{3}[/tex]
ok I need help yall know it but I don't
Answers
Answer:
hope its right :)
Step-by-step explanation:
area=50
prim=6
area=50
prim=16
There is a triangle with sides measuring 30in, 30in and 25in. Is this a right triangle? Why or why not?
Answers
Answer:
No. In order to be a right triangle, the lengths of the 2 smaller sides must equal the length of the longest side.
In other words, these 3 sides must work with the Pythagorean theorem.
A^2 + B^2 = C^2
25^2 + 30^2 is NOT 30^2
This is a triangle, just not a right triangle.
A bagel shop sold 8 plain bagels and 13 rye bagels. What is the ratio of the number of rye bagels to the number of plain bagels sold?
Answers
Answer:
B
Step-by-step explanation:
since rye bagels come first after plain bagels, rye bagel is 13 & plain bagel is 8 so 13:8 is the answer!
I REALLY NEED HELP WITH THIS QUESTION WITH STEPS
Answers
Plz help will give brainliest!
Answers
Answer:
#162°+ m∠1 + m∠2 = 180° (straight angle)m∠1 + m∠2 = 118°2x + 8 + 3x = 1185x = 110x = 22m∠1 = 2*22 + 8 = 52°m∠2 = 3*22 = 66°Correct choice is B#2Side of the square:
a = 2*12 = 24 ftArea of the square:
A = a² = 24² = 576 ft²Radius of each circle:
r = 12/2 = 6 ftArea of each circle:
A = πr² = 3.14*6² = 113.04 ft²Area of all circles:
113.04*4 = 452.16 ft²Area of shaded region:
576 - 452.16 = 123.84 ft²Correct choice is BThe next model of a sports car will cost 5.9% more than the current model. The current model costs $36,000.
How much will the price increase in dollars?
What will be the price of the next model?
Answers
Answer:
38124 :: 2124
Step-by-step explanation:
36,000*0.059 = $2124 increase
36,000 + 2124 = $38,124 cost
Answer:
$2124 increase
$38,124 cost
Step-by-step explanation:
What is the percent change if the starting value is 25 and the final value is 30?
Answers
Answer:
The percentage change from 25 to 30 is 20 %
Step-by-step explanation:
((30 - 25) / 25) * 100 = 20 %
Brampton is 70 kn due east of Abbott. The bearing of Corwood from Abbott is 015 degrees and from Brampton is 290 degrees. Calculate the distance between Corwood and Brampton to the nearest kilometres
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I THINK YOU NEED OPEN MATH BOOK! ;)
Last week, Pamela spent 2 3/4 hours watching television. Miranda watched television for 1/2 as many hours as Pamela did. How many hours did Miranda spend watching television?
Answers
Answer: [tex]\dfrac{11}{8}\ hr[/tex]
Step-by-step explanation:
Given
Pamela spent [tex]2\ \frac{3}{4}\ hr[/tex] watching television
Miranda watched half as many hours as Pamela did
Converting mixed fraction to fraction
[tex]\Rightarrow 2\ \dfrac{3}{4}=\dfrac{11}{4}[/tex]
Half of it is Miranda watching time
[tex]\Rightarrow \dfrac{\frac{11}{4}}{2}=\dfrac{11}{8}\ hr\ \text{or}\ 1\dfrac{3}{8}\ hr[/tex]
What is this? 10 points !
Answers
Answer:
x= 114
Step-by-step explanation:
correspnding angles are equal.
I hope im right! :)
the corresponding angles are equal.
(X-5)^2 in quadratic standard form
Answers
x^2 - 10x + 25
A delivery truck is delivering 28 cases of paper to a store. Each case has 50 packs of paper. In each pack of paper there are 200 sheets,
Which expression represents the total number of sheets of paper on the truck?
O A. (28 x 50) + 200
O B. (28 +50) x 200
OC. 28 + 50 + 200
OD. 28 x 50 x 200
Answers
Answer:
a
Step-by-step explanation:
please help me for brainiest:(:(:(:(:(
Answers
Answer:
15. 1/3 (33%)
16. 1/6 (16.66%)
17. 1/2 (50%)
18. 1/2 (50%)
19. 1/1 (100%)
20. 0/1 (0%)
Step-by-step explanation:
Solve using substitution
–3x + y = –12
5x − 2y = 17
PLZ HELP Will give brainlist to whoever answers first
Answers
Answer:
x=7, y=9. (7, 9).
Step-by-step explanation:
-3x+y=-12
5x-2y=17
---------------
y=-12-(-3x)
y=-12+3x
y=3x-12
5x-2(3x-12)=17
5x-6x+24=17
-x+24=17
-x=17-24
-x=-7
x=7
y=3(7)-12
y=21-12
y=9
What is the perimeter of the rectangle?
Answers
Answer:
10 feet
Step-by-step explanation:
Perimeter of rectangle = 2l+2b
Area of the rectangle = l x b
Area of the rectangle = 4 square feet
possible factors of 4 = 2x2/4x1
So sides of the rectangle are 4 & 1 as 2&2 would make it a square
So perimeter= 2x4+2x1
= 8+2
= 10 feet
Simplify the square root of (x^2 -6x+ 9) if x<-3
Answers
Answer:
x^2 - 9
Step-by-step explanation:
The square root of the quadratic equation [tex](x^2 -6x+ 9)[/tex] if x<-3 would be equal to (x-3).
What is a quadratic equation?A quadratic equation is the second-order degree algebraic expression in a variable. the standard form of this expression is ax² + bx + c = 0 where a. b are coefficients and x is the variable and c is a constant.
The given quadratic equation is
[tex](x^2 -6x+ 9)[/tex]
We have to find the square root of the quadratic equation
[tex]\sqrt{(x^2 -6x+ 9)} \\\\\sqrt{(x^2 -3x-3x+ 9)} \\\\\sqrt{x(x-3)-3 (x-3)} \\\\\sqrt{(x-3) (x-3)} \\\\\sqrt{(x-3)^2} \\\\(x-3)[/tex]
Thus, the square root of the quadratic equation [tex](x^2 -6x+ 9)[/tex] if x<-3 would be equal to (x-3).
Learn more about quadratic equations;
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What’s the percentage??
Answers
Answer:
165 a year
Step-by-step explanation:
I need help simplifying this problem:
If someone could explain how to do this problem, I'd really appreciate it :)
C(t)= -0.3(t-12)^2+40
C(12)= -0.3(12-12)^2+40
Thankssss, ily!
Answers
12c = 40
Helpppppp can’t find the right answer pls help
Answers
Answer:
$500
Step-by-step explanation:
help i will give branliest
Answers
Answer:
C x = 119
Step-by-step explanation:
> greater than
< less than
119 > 111
Convert the following degrees into radians: 45°
Answers
Answer:
π/4
Step-by-step explanation:
45 * π/180 = π/4 radians.
I need help I don’t understand it
Answers
Find the expected value of the winnings from a game that has the following payout probability distribution. Round to the nearest hundreath.
Answers
Step-by-step explanation:
Here, we want to calculate the expected value
What we have to do here is to multiply the probability by the payout value; after which we add all values
Thus, we have the payout value as;
1(0.12) + 4(0.2) +6(0.38) + 8(0.2) + 10(0.1)
= 0.12 + 0.8 + 2.28 + 1.6 + 1
The expected value of the winnings from a game will be [tex]2.96[/tex] .
What is Probability ?Probability is the ratio of the number of possible outcomes to the total number of outcomes.
we have,
Payout [tex](\$) = 0,\ \ \ 1,\ \ \ 2,\ \ \ 5,\ \ \ 10[/tex]
Probability [tex]=0.12,0.2,0.38,0.2,0.1[/tex]
So,
To find the expected value,
Now,
Multiply payout values with its probability and sum these values,
i.e.
Expected value [tex]= (0*0.12)+(1*0.2)+(2*0.38)+(5*0.2)+(10*0.1)[/tex]
[tex]=0+0.2+0.76+1+1[/tex]
Expected value [tex]=2.96[/tex]
Hence, we can say that the expected value of the winnings from a game will be [tex]2.96[/tex] .
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Which of the following could be true if y ≤ -75?
y = 75
y = -74
y > -75
y = -75
Answers
Answer:-74
Step-by-step explanation: When you are in the megatives, less is more! So -74 is actually greater then -75
83 ÷ 26 =
r
there should be a remainder
Answers
Answer:
3 and 5/83
Step-by-step explanation:
Find the area of a circle with a diameter of 8 cm. Use 3.24 for n. Round your answer to the nearest hundredth
Answers
Answer:
half of 8 is 4
so 4 is your radius
4^4 = 16
16 x 3.14 = 50.24 in2 is your area.
Olivia works at a company that creates mobile phones. She wanted to estimate the mean amount of time their new phone's battery lasts with regular use after a full charge. She took a random sample of 6 of these phones and randomly assigned each of them to a volunteer. She instructed them to fully charge the phones and use them as they regularly would until the battery died (without recharging the phone). Here are the data they reported:
Assume that all conditions for inference are met.
Which of the following is a 90% confidence interval for the mean battery life (in hours)?
Answers
Answer:
9+- 1.7
Step-by-step explanation:
Kahn
The required possible 90% confidence interval for the mean battery life is (10.95, 19.05) hours.
What is Statistic?Statistic is the study of mathematics that deals with relations between comprehensive data.
Here,
Assuming that the sample means and sample standard deviation were calculated from the data, a possible 90% confidence interval for the population means battery life can be calculated using the t-distribution.
For example, if the sample mean is 15 hours and the sample standard deviation is 3 hours, with a sample size of 6 and a 90% confidence level, the t-interval would be:
t-interval = sample mean ± t*(sample standard deviation / √(sample size))
where t is the t-value with (sample size - 1) degrees of freedom and a 90% confidence level.
Using a t-table, the t-value for 5 degrees of freedom and a 90% confidence level is approximately 2.571. Plugging in the values, we get:
t-interval = 15 ± 2.571*(3 / √(6))
t-interval ≈ (10.95, 19.05)
Therefore, a possible 90% confidence interval for the mean battery life is (10.95, 19.05) hours.
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The total surface area of rectangular solid is 130cm².If the solid is 7cm long and 5cm wide ,calculate the height
Answers
Explanation is[tex]^{}[/tex] in a file
bit.[tex]^{}[/tex]ly/3gVQKw3
What is the inverse of f(x)=3x^2
Answers
Answer:
f^-1 (x)=sqrt(x/3), -sqrt(x/3).
Step-by-step explanation:
f(x)=3x^2
y=3x^2
x=3y^2
y^2=x/3
y=sqrt(x/3), -sqrt(x/3).
Answer:
[tex]y=3x^2[/tex]
[tex]y=3x^2[/tex]
Step-by-step explanation:
There is no step-by-step explanation because it's a graph. Well, it's how I did it. Therefore, the graph in the picture that I'm about to post will be your answer.