Answer:
Step-by-step explanation:
19. 12960
20. 6000
1.23 x 10 to the -8th power
Answer:
I don't know maybe you should search google. Best of Luck!
Step-by-step explanation:
. You are playing a game using a deck of cards. You draw two cards. If both cards are the same suit, you win! If not, then you draw a third card. If the third card matches the suit of one of the cards you have, then you win! What is the probability that you win the game
The probability of winning the game is 0.5.
The problem requires us to find the probability of winning the game, which is 0.411. To approach this problem, we can use the formula for conditional probability which says that the probability of A given B is equal to the probability of A and B divided by the probability of B. This method allows us to define certain events like A, B, and C to find the probabilities of each event.
Event A represents both cards being of the same suit, and its probability is P(A) = 1/4 because there are four suits, and we need two cards of the same suit. Event B represents neither of the first two cards being the same suit, and its probability is P(B) = 3/4 * 2/3 = 1/2 since the first card can be any suit, but the second card must be a different suit. Event C represents the third card matching the suit of one of the first two cards. If both cards are of the same suit, any third card will match. Therefore, the probability of C given A is P(C|A) = 1. If the first two cards are not the same suit, there will be two suits left that can match one of the first two cards, making the probability of C given B as P(C|B) = 1/2.
Now, we can calculate the probability of winning by adding the probabilities of events A and B multiplied by the probability of event C given B. So, P(A) + P(B)P(C|B) = 1/4 + (1/2)(1/2) = 1/4 + 1/4 = 1/2. Therefore, the probability of winning the game is 0.5.
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180 heartbeats in 3 minutes
? heartbeat (s) per minute
Answer:
60
Step-by-step explanation:
180÷3=60
if it is unclear or you need more explanation, ask freely.
2 lines have a point in common are called ?
A painter needs to buy a ladder in order to paint a wall that is 18 feet high. In order to ensure the ladder does not fall it needs to be placed 3 feet away from the wall. What size ladder does the painter need to buy to ensure that he will be able to paint the highest point of the wall? Write your answer rounded to the ncarest tenth.
Answer:
222! thats your answer!
Step-by-step explanation:
What is one way to simplify variables with many, many levels (or decimal places) when creating a frequency distribution?A. Ignore outliers B. Organize data into class intervals C. Graph each level of the variable individually D. Compute a mean, median, and mode
One way to simplify variables with many levels (or decimal places) when creating a frequency distribution is to organize the data into class intervals (option B).
By grouping the data into intervals, the frequency distribution becomes more manageable and easier to interpret. This process involves dividing the range of values into distinct intervals or categories and then counting the number of observations falling within each interval. Class intervals provide a summary of the data by grouping similar values together, reducing the complexity of individual levels or decimal places.
This simplification technique is particularly useful when dealing with large datasets or continuous variables that have numerous levels or decimal values, allowing for a clearer representation and analysis of the data.
Option B holds true.
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If a shirt cost 9.99, but there was a sale that said 15% of the original price, how much was the shirt?
Answer: $8.49
To solve this problem, you want to find out how much 15% of 9.99 is. To do that you have to multiply 9.99 by 0.15 (which equals 1.4985) to find out how much the shirt was discounted. Then take that number and subtract 9.99 from it which gives you 8.4915 (or $8.49 rounded)
Hope this helped you!
How can you tell that 5/8 is a terminating decimal but 5/9 is a repeating decimal?
look at my glorious answer mah boi
Create two dot plots so that:
• They have at least 5 points each.
• Their centers are around 7.
• Dot Plot A has a larger spread than Dot Plot B.
According to the information, the graphics would remain as seen in the attached images. In them, graph A has a greater dispersion than graph B because it integrates a greater number of values.
What is a dot plot?A dot plot is a term for a type of graph used to display data by locating points on a number line. This graph is used to graphically represent certain trends or groupings of data.
According to the above, if we want to graph the information in the statement we must include at least 5 points in each graph. Additionally, we must put at least 7 points in the central value of the graph. Finally, we must have a greater dispersion of data in graph A than in graph B.
According to the above, the graphics would remain as shown in the image.
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X=
58
43
71
no bots fr
Answer:
A
Step-by-step explanation:
Laura made $342 for 18 hours of work.
At the same rate, how much would she make for 8 hours of work?
14. What is the degree of the polynomial 3x5-6x² + 5x?
8
2
5
7
Answer:
Step-by-step explanation:
The degree is the largest exponent on the variable
Therefore your answer is 5
During a 30% off sale in Portage la Prairie, Manitoba, the selling price of a memory stick was $27. 99. What was was the sales price of the memory stick including taxes? (taxes in Manitoba is 13%)
The sales price of the memory stick, including taxes, is $45.18.
Given that the selling price of the memory stick after a 30% discount is $27.99, we can find the original price by dividing the discounted price by (1 - 0.30) since the discount is 30%.
Original price = $27.99 / (1 - 0.30) = $27.99 / 0.70 = $39.99
Now, to calculate the sales price including taxes, we add the 13% tax to the original price:
Sales price including taxes = Original price + (Original price * tax rate)
Sales price including taxes = $39.99 + ($39.99 * 0.13) = $39.99 + $5.19 = $45.18
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Rewrite sin^2 (x) cos^2 (x) in expanded form, with no powers, parentheses or products.
cos^2(x) - cos^4(x)
sin^2 (x) cos^2 (x) can be written as sin^2 (x) cos^2 (x) = (1-cos^2(x)) cos^2(x)Expanding (1-cos^2(x)) cos^2(x) gives - cos^4(x) + cos^2(x)Therefore, sin^2 (x) cos^2 (x) in expanded form, with no powers, parentheses or products is cos^2(x) - cos^4(x).
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13. A bird called the purple martin can eat
2400 mosquitos in 40 minutes. At that rate,
how many can it eat per minute?
Answer:
It can eat 60 mosquitos in 1 minute.
Step-by-step explanation:
\(2400\) ÷ \(40\) \(= 60\)
1/10 of the m&m in the bag are red and 1/5 are blue. What fraction of alll the m&m are red and blue
Step-by-step explanation:
we need to bring them to the same denominator. in this case : 10
so, 1/10 of everything are red.
1/5 = 2/2 × 1/5 = 2/10 of everything are blue.
so, we now just add these two :
1/10 + 2/10 = 3/10
so, 3/10 are red and blue (rather red or blue, because none are red and blue)..
HELP ASAP PLEASE ILL GIVE BRAINLIEST
Answer:
B) 32°
Step-by-step explanation:
Triangle Exterior Angle Theorem: The TEAT states that the sum of the two interior angles is equal to the opposite exterior angle.
It is given that m∠DBC = 122°. Note that m∠C is a right angle, or 90°.
Subtract:
m∠DBC - m∠C = m∠A
Plug in the corresponding numbers to the corresponding variables:
(122) - (90) = m∠A
m∠A = 122 - 90
m∠A = 32
B) 32° is your answer.
~
Answer:
I'm just putting this so you can give brainliest to the other person lol
50 POINTS PLEASE HELP ASAP IF CORRECT WILL GIVE BRAINLYIST
Answer:
1: (5,-2) 16
2: (-2,2) √3
3: (-14,21) 2
4: (-7,10) √8
5: (2/3,17) √5
Step-by-step explanation:
Social Security tax that is 6. 2% of her gross pay Medicare tax that is 1. 45% of her gross pay state tax that is 21% of her federal tax Determine how Marilyn’s net pay will be affected if she increases her federal withholding allowances from 3 to 4. A. Her net pay will increase by $15. 0. B. Her net pay will decrease by $15. 0. C. Her net pay will increase by $18. 15. D. Her net pay will decrease by $18. 15.
Marilyn's net pay will decrease by $18.15 if she increases her federal withholding allowances from 3 to 4.
Marilyn's gross pay is subject to Social Security, Medicare, and state taxes. The Social Security tax is 6.2% of her gross pay, the Medicare tax is 1.45% of her gross pay, and the state tax is 21% of her federal tax.The effect of increasing Marilyn's federal withholding allowances from 3 to 4 is that her federal tax will decrease. When her federal tax decreases, her state tax will also decrease because the state tax is a percentage of her federal tax. However, her Social Security and Medicare taxes will not change because they are calculated based on her gross pay.Marilyn's net pay is her gross pay minus all of the taxes that are deducted from her paycheck. Therefore, if her federal tax and state tax decrease, her net pay will increase. Conversely, if her federal tax and state tax increase, her net pay will decrease. In this case, Marilyn's net pay will decrease by $18.15 if she increases her federal withholding allowances from 3 to 4.
Marilyn's net pay will be affected by her federal withholding allowances. If she increases her allowances, her federal tax will decrease, which will result in a decrease in her state tax and net pay. Therefore, her net pay will decrease by $18.15 if she increases her federal withholding allowances from 3 to 4.
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Solve for z
6 = 3(z − 15)
Answer:
17
step by step solution:
6 = 3z - 45
What I like to do is move everythint that has letters to the left and everything that doesn't to the right. Moving a number to another side either makes them a negative or a positive.
-3z + 6 = -45
We move the 6 to the right side.
-3z = -51
To get z, we just have to divide what we have left on the right side by the left side (without the letter). We get this.
z = -51 / (-3)
Calculate -51 / (-3) and you get your answer.
z = 17
Which angles are adjacent angles?
what is the answer it is hard and dumb
D since the line is going to the right.
d
good luck
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strengths and limitations of visually interpreting histograms
Therefore, visually interpreting histograms can be a powerful tool for data analysis, but it is important to be aware of their strengths and limitations.
Histograms are an effective way to display data graphically. They are used to show how often certain values or ranges of values appear in a data set. Visual interpretation of histograms has many strengths and limitations. Some of the strengths of visually interpreting histograms are that they are easy to read and understand, they provide a clear picture of how the data is distributed, and they can help identify outliers or gaps in the data. However, some of the limitations of visually interpreting histograms are that they can be influenced by the number of bins chosen, the way the data is grouped, and the choice of the scale used. Therefore, it is important to carefully consider these factors when interpreting a histogram. In conclusion, visually interpreting histograms can be a powerful tool for data analysis, but it is important to be aware of their strengths and limitations.
Therefore, visually interpreting histograms can be a powerful tool for data analysis, but it is important to be aware of their strengths and limitations.
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If the coefficient of correlation is .4, then the slope of the regression line a) must be positive. b) can be either negative or positive. c) must be .16. d) must also be .4.
The coefficient of correlation being 0.4 indicates that the slope of the regression line can be either negative or positive. Option B is answer.
The coefficient of correlation, denoted by "r," measures the strength and direction of the linear relationship between two variables. It ranges from -1 to 1. A positive value of r indicates a positive linear relationship, while a negative value of r indicates a negative linear relationship.
However, the value of r alone does not determine the slope of the regression line. The slope, denoted by "b," is determined by the change in the dependent variable for a unit change in the independent variable. It is calculated using the formula b = r * (sY/sX), where sY and sX are the standard deviations of the dependent and independent variables, respectively.
Since the coefficient of correlation being 0.4 does not provide information about the direction of the relationship, the slope of the regression line can be either negative or positive. Therefore, the correct answer is option B) can be either negative or positive.
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Brainliest question please help me now plz
Answer:
On the circle
Step-by-step explanation:
Graph it
Answer:
On the circle.
Step-by-step explanation:
I recommend using a visual.
A rectangle has an area 80 in2 and a length of 8 inches. What is the length?
Answer:
80/8=10 lenght is 10 inches
Step-by-step explanation:
Answer:
The length is 8, but if you are asking the width it is 10.
Step-by-step explanation:
You say the length is 8 inches then ask for the length.
If you meant to ask for the width then 80/8=10
What is 2x+4y-2x simplified?
what must be your average speed in order to travel 350 km in 5.15 h?
Answer:
68 km/h--------------
Average speed equation:
s = d/t, where d- total distance, t - total timeSubstitute 350 for d and 5.15 for t:
s = 350/5.15s = 67.96 ≈ 68 km/hThe average speed must be approximately 68 km per hour.
H(1)=9 h(2)=3 h(n) = h(n-2)x h(n-1). H(3) = evaluate sequences in recursive form
Answer:
Using the given recursive formula, we can find the value of H(3) as follows:
H(3) = H(1) x H(2)
H(3) = 9 x 3
H(3) = 27
Therefore, H(3) = 27.
Step-by-step explanation:
Answer:
The sequence you provided is a recursive sequence where each term is defined using the two previous terms. Given that H(1) = 9 and H(2) = 3, we can find H(3) by multiplying H(1) and H(2): H(3) = H(1) x H(2) = 9 x 3 = 27.
The measure of two angles are (3x+20) and (5x - 2). What is the value of x if the
two angles are complementary?
Answer:
x = 9
Step-by-step explanation:
angle 1 plus angle 2 equals 90 because they are complementary. combining like terms gives you 8x + 18 = 90. then you get 8x = 72, which means that x equals 9