Answer:
Number of baskets Lanni make = 3 basket
Step-by-step explanation:
Given:
Total attempt = 18 times
Ratio(Basket make : Basket missed) = 1:5
Find:
Number of baskets Lanni make
Computation:
Number of baskets Lanni make = Total attempt x [Basket make ratio]
Number of baskets Lanni make = 18 x [1/(1+5)]
Number of baskets Lanni make = 3 basket
100 points, very easy anwser asap
Three circles can intercept in: A. A triangle B. a point C. an Arce D. A line segment
Answer:
An Arc
Step-by-step explanation:
Answer:
Step-by-step explanation:
Part C
How many cubic blocks are needed to fill the fish tank?
Answer:
\(2\frac{2}{3}\) cubic blocks
Step-by-step explanation:
The given parameters are:
\(Length = \frac{1}{2}yd\)
\(Width = 16yd\)
\(Height =\frac{1}{3}yd\)
Required
Number of cubic blocks to fill the tank
To do this, we simply calculate the volume of the tank by:
\(Volume = Length * Width * Height\)
This gives:
\(Volume = \frac{1}{2} * 16 * \frac{1}{3}\)
\(Volume = \frac{16}{6}\)
Simplify
\(Volume = \frac{8}{3}\)
Express as mixed numbers
\(Volume = 2\frac{2}{3}yd^3\)
the cost of a popsicle at the snack stand is $0.75 let p represent the number of popsicles and c represent total cost use an equation to represent the relationship between the numbers of popsicles bought and the total cost
Answer:
0.75p=c
Step-by-step explanation:
Find the volumes of the solids whose bases are bounded by the circle with the indicated cross sections taken perpendicular to the axis
Answer:
Step-by-step explanation:
The missing information includes finding the volume of the circle x² + y² = 4 from the x-axis of the squares and the equilateral triangles.
\(x^2 + y^2 = 4\)
Perpendicular to x-axis
\(y = \sqrt{4 -x^2}\)
Area of the square = \(( \sqrt{4-x^2}+ \sqrt{4-x^2})^2\)
\(= (2 \sqrt{4 -x^2})^2 \\ \\ = 4(4-x^2) \\ \\ = 16 - 4x^2\)
Volume V = \(\int ^2_{-2} (16 -4x^2) \ dx\)
\(= \Big [ 16x - \dfrac{4x^3}{3} \Big]^2_{-2}\)
\(= \Big [32 - \dfrac{32}{3} \Big] - \Big[-32 +\dfrac{32}{3} \Big]\)
\(= \dfrac{128}{3}\)
Area of Equilateral triangle
\(= \dfrac{1}{2}\times 2 \sqrt{4-x^2}\times \sqrt{3}\sqrt{4-x^2}\)
\(= \sqrt{3}(\sqrt{4-x^2})^2\)
\(Volume (V )= \int ^2_{-2}\sqrt{3} (4 -x^2) \ dx\)
\(= 4\sqrt{3} \ x - \dfrac{\sqrt{3} \ x^3 }{3} \Big|^2_{-2} \\ \\ = 16 \sqrt{3} - \dfrac{16\sqrt{3}}{3} \\ \\ = \dfrac{32\sqrt{2}}{3}\)
Points A and B are on opposite sides of a lake. Another point, C. is 94.4 meters from Angle A. The measure of Angle A is 72° and the measure of Angle C is 30°. Find the distance between A and B.
To find the distance between points A and B, we can use trigonometry and the given information.
Let's label the distance between A and B as "d". We know that point C is 94.4 meters away from point A. From angle A, we have the measure of 72°, and from angle C, we have the measure of 30°.
Using trigonometry, we can use the tangent function to find the value of "d".
tan(72°) = d / 94.4
To solve for "d", we can rearrange the equation:
d = tan(72°) * 94.4
Using a calculator, we can evaluate the expression:
d ≈ 4.345 * 94.4
d ≈ 408.932
Therefore, the distance between points A and B is approximately 408.932 meters.
Please HELP!!!
Will give 15 points!!
For a test that’s due today!!
Answer:
A
Step-by-step explanation:
For a right triangle
\(A=\frac{ab}{2} \\\frac{(10.4)(15.3)}{2} =79.56\)
This is the same as the other triangle because they are the same size because of congruency
Area of the rectangle
\(a^2+b^2=c^2\\\)
\(\sqrt{(10.4^2+15.3^2} =c\)
\(c= 18.5\)
18.5 x 7 = 129.5
Add them all up
129.5+79.56+79.56= 288.62
Someone please help and show work
Mean - this is the average. Add up the numbers and divide by the count of the numbers in the data set.
11+13+14+16+17+18+20+20+21+24+25+29 = 228
There are 12 numbers, so divide by 12.
228/12 = 19. The mean is 19.
Median - - - this is the MIDDLE number. Your data is already in numerical order (hooray!) so there are 12 numbers. Since it's even, we'll take the average of the 2 middle numbers. The 6th number is 18 and the 7th number is 20. The average of these is 19. So the median is 19.
(Side note: yes, median and mean can be the same.)
Mode - - - this is repeat/most common numbers! 20 repeats. 20 is the mode.
Range - - - biggest number is 29, littlest is 11. The range is 29-11 = 18.
y = x² - 4x convert from standard to vertex form
Answer:
\(y = (x-2)^{2} -4\)
Step-by-step explanation:
To complete the square: add 4 to both sides because the product of 4 as 2 as the factor which 2 * 2 so \(2^{2}\)
\(y + ? = x^{2} - 4x + ?\)
\(y + 2^{2} = x^{2} - 4x + 2^{2}\)
\(y + 4 = x^{2} - 4x + 4\)
Now we can factor the expression
\(y + 4 = (x-2)^{2}\)
Move the 4 to the other side to isolate y which changes the sign
\(y = (x-2)^{2} - 4\)
What is the y-intercept of the equation 7x + 3y = 9?
Answer:
(0, 3)
Step-by-step explanation:
The y-intercept occurs when \(x=0\). To find the y-coordinate of the y-intercept, simply set x to 0 and solve for y:
\(7(0)+3y=9,\\3y=9,\\y=3\)
Therefore, the y-intercept of the given equation is (0, 3).
you sailed 0.032 units to the left and found treasure at 0.248 units find where the ship started
a. Draw a tree diagram for the results from tossing a fair two-sided coin (H, T) four times
b. How many stages are there in the tree diagram?
c. List all the possible outcomes (the sample space).
d. How many outcomes are there in the sample space?
▪ You must show ALL of your work in order to receive full credit.
Answer:
Step-by-step explanation:
a) The tree diagram for the results of tossing a fair two-sided coin four times would look like this:
(1)
/ \
(H) (T)
/ \ / \
(2-H) (2-T) (2-H) (2-T)
/ \ / \ /
(3-HH) (3-HT) (3-TH) (3-TT)
b) There are four stages in the tree diagram.
c) The possible outcomes (the sample space) would be all the paths from the root of the tree to the leaves, which represent the results of tossing the coin four times. The possible outcomes are:
HHHHH
HHHTT
HHTHT
HHTTH
HTTHH
HTHHT
HTHTH
THHHH
THHTT
THTHT
TTHHT
TTHTH
TTTTT
d) There are 2^4 = 16 outcomes in the sample space.
ALSO:
a) Draw the Tree Diagram
Start with a root node labeled with the first toss (toss 1)
From the root node, draw two branches, one labeled with "Heads" (H) and the other with "Tails" (T) to represent the possible outcomes of the first toss.
Repeat this process for each of the next tosses (toss 2, 3, and 4)
Continue until all the possible outcomes of the four tosses have been represented.
Here is an example of the tree diagram:
(1)
/
(H) (T)
/ \ /
(2-H) (2-T) (2-H) (2-T)
/ \ / \ /
(3-HH) (3-HT) (3-TH) (3-TT)
/ \ / \ /
(4-HHH) (4-HHT) (4-THH) (4-TTT)
b) Number of Stages in the Tree Diagram
There are four stages in the tree diagram, one for each toss of the coin.
c) Possible Outcomes (Sample Space)
The possible outcomes (sample space) are all the paths from the root of the tree to the leaves, which represent the results of tossing the coin four times.
There are 16 possible outcomes in the sample space, as shown below:
HHHHH
HHHTT
HHTHT
HHTTH
HTTHH
HTHHT
HTHTH
THHHH
THHTT
THTHT
TTHHT
TTHTH
TTTHH
TTTTH
TTTTT
d) Number of Outcomes in the Sample Space
There are 2^4 = 16 outcomes in the sample space.
This is because for each toss, there are two possible outcomes (Heads or Tails), and since there are four tosses, there are 2 * 2 * 2 * 2 = 16 possible combinations.
ALSO:
a) Draw the Tree Diagram
Start with a root node labeled with the first toss (toss 1).
From the root node, draw two branches, one labeled with "Heads" (H) and the other with "Tails" (T) to represent the possible outcomes of the first toss.
Repeat this process for each of the next tosses (toss 2, 3, and 4).
Continue until all the possible outcomes of the four tosses have been represented.
Here is an example of the tree diagram:
(1)
/
(H) (T)
/ \ /
(2-H) (2-T) (2-H) (2-T)
/ \ / \ /
(3-HH) (3-HT) (3-TH) (3-TT)
/ \ / \ /
(4-HHH) (4-HHT) (4-THH) (4-TTT)
b) Number of Stages in the Tree Diagram
There are four stages in the tree diagram, one for each toss of the coin.
c) Possible Outcomes (Sample Space)
The possible outcomes (sample space) are all the paths from the root of the tree to the leaves, which represent the results of tossing the coin four times.
There are 16 possible outcomes in the sample space, as shown below:
HHHHH
HHHTT
HHTHT
HHTTH
HTTHH
HTHHT
HTHTH
THHHH
THHTT
THTHT
TTHHT
TTHTH
TTTHH
TTTTH
TTTTT
d) Number of Outcomes in the Sample Space
There are 2^4 = 16 outcomes in the sample space.
This is because for each toss, there are two possible outcomes (Heads or Tails), and since there are four tosses, there are 2 * 2 * 2 * 2 = 16 possible combinations.
I hope this step-by-step explanation with the diagram helps! Let me know if you need further clarification.
4 3/8 + 5 1/2= in fractions
Answer:
9 7/8
Step-by-step explanation:
1. 4 3/8 can be converted into the improper fraction 35/8, and 5 1/2 can be converted into 11/2.
2. Now that we have 35/8 + 11/2, we have to find a common denominator. Since 2 goes into 8 four times, we can turn 11/2 into 44/8 by multiplying the numerator and denominator (the top and the bottom numbers) by 4.
3. Now we have 35/8 + 44/8. At this point, the all we have to do is add the numerators (the top numbers). 35+44=79, so our answer is 79/8, which we can simplify to 9 7/8.
If MP is a perpendicular bisector to LN, find each value(picture attached)
Answer:
f
Step-by-step explanation:
Suppose that a box contains 8 cameras and that 3 of them are defective. A sample of 2 cameras is
selected at random. Define the random variable X as the number of defective cameras in the
sample.
Write the probability distribution for X.Write your answer in fraction form or round to 3 decimal
places.
k
P( X = k)
0
0.357142857 vom
1
2
<
colo
A
What is the expected value of X? i
3
Using the hypergeometric distribution, it is found that:
a) The probability distribution is:
\(P(X = 0) = 0.357\)
\(P(X = 1) = 0.536\)
\(P(X = 2) = 0.107\)
b) The expected value is of 0.75.
The cameras are chosen without replacement, which means that the hypergeometric distribution is used to solve this question.
Hypergeometric distribution:
\(P(X = x) = h(x,N,n,k) = \frac{C_{k,x}C_{N-k,n-x}}{C_{N,n}}\)
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
The parameters are:
x is the number of successes. N is the size of the population. n is the size of the sample. k is the total number of desired outcomes.In this problem:
Contains 8 cameras, thus \(N = 8\).3 are defective, thus \(k = 3\).Sample of 2, thus \(n = 2\).Item a:
The distribution is the probability of each outcome, thus:
\(P(X = x) = h(x,N,n,k) = \frac{C_{k,x}C_{N-k,n-x}}{C_{N,n}}\)
\(P(X = 0) = h(0,8,2,3) = \frac{C_{3,0}C_{5,2}}{C_{8,2}} = 0.357\)
\(P(X = 1) = h(1,8,2,3) = \frac{C_{3,1}C_{5,1}}{C_{8,2}} = 0.536\)
\(P(X = 2) = h(2,8,2,3) = \frac{C_{3,2}C_{5,0}}{C_{8,2}} = 0.107\)
Item b:
The expected value for the hypergeometric distribution is:
\(E(X) = \frac{nk}{N}\)
Then:
\(E(X) = \frac{2(3)}{8} = 0.75\)
The expected value is of 0.75.
A similar problem is given at https://brainly.com/question/24008577
Teresa measures 5/8 foot of ribbon for a costume. She needs seven pieces of ribbon with that same length. What is the total length of ribbon Teresa needs to make all the costumes?
Answer:
c or 4 3/8
Step-by-step explanation:
Just multiplied
Please mark brainlest
Can someone help please I don’t have much time???
Answer:
1) x<2.5 2) x<2.5 (both are smaller numbers than 2.5)
Step-by-step explanation:
I'm sure there is a easier way to figure this question out but how I did is by simply imputing numbers smaller or bigger into where the x is. For example, I imputed 3 into -4x+5>-5. So, -4(3)+5>5, = -7>5, this is false, so x must be smaller than 2.5 in order for this to be true.
PLEASE HELP I DONT GOT A LOT OF TIME
When $(x\sqrt{x^3})^4$ is simplified, what is the exponent of $x$?
Answer:
The answer is obviously (2³$&8*9ⁿ+⁶7⅞)
the exponent of x in the simplified expression is 10. Let's simplify the expression step by step: \($(x\sqrt{x^3})^4$\)
First, we can simplify the square root:
\($\sqrt{x^3} = x^{3/2}$\)
Now the expression becomes:
\($(x \cdot x^{3/2})^4$\)
When you raise a power to another power, you multiply the exponents:
\($(x^{1} \cdot x^{3/2})^4$\)
Adding the exponents:
\($x^{(1 + 3/2)}^4$\\$x^{(2.5)}^4$\)
Now, when you raise a number to a power and then raise that result to another power, you multiply the exponents:
\($x^{(2.5 \cdot 4)}$$x^{10}$\)
So, the exponent of x in the simplified expression is 10.
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Question 9 of 10 What is the scale factor of ABC to DEF?
A wire is 71cm long . you wish to cut it into two pieces. One piece is bent into shape of triangle with legs of equal length .The piece is to be bent into shape of circle .
To solve this problem, we need to find the lengths of the two pieces when the wire is cut into two parts. Let's denote the length of each leg of the triangle as\(\(x\).\)
The perimeter of the triangle is the sum of the lengths of its three sides. Since the two legs are equal in length, the perimeter can be expressed as \(\(2x + x = 3x\).\)
The length of the wire is given as 71 cm, so we have the equation \(\(3x = 71\).\)
Solving for\(\(x\),\) we divide both sides of the equation by 3:
\(\(x = \frac{71}{3}\).\)
Now that we know the length of each leg of the triangle, we can proceed to the next part of the problem.
The circumference of a circle is given by the formula \(\(C = 2\pi r\)\), where\(\(C\)\)is the circumference and r is the radius. In this case, the wire of length xis bent into the shape of a circle, so we can set the circumference equal to x and solve for the radius r:
\(\(x = 2\pi r\).\)
Substituting the value of x we found earlier, we have:
\(\(\frac{71}{3} = 2\pi r\).\)
Solving for r, we divide both sides of the equation by \(\(2\pi\):\)
\(\(r = \frac{71}{6\pi}\).\)
Therefore, the two pieces of wire will have lengths\(\(\frac{71}{3}\)\)cm and the radius of the circle will be\(\(\frac{71}{6\pi}\)\) cm.
In summary, when the 71 cm wire is cut into two pieces, one piece will have a length o\(\(\frac{71}{3}\)\)cm, which can be bent into the shape of an equilateral triangle with legs of equal length, and the other piece can be bent into the shape of a circle with a radius of \(\(\frac{71}{6\pi}\)\) cm.
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A researcher at a major clinic wishes to estimate the proportion of the adult population of the United States that has sleep deprivation. How large a sample is needed in order to be 90% confident that the sample proportion will not differ from the true proportion by more than 4%?
Help me with factor trees pls it’s timed
There is a photo if u click
Answer:
28
4 7
2 2
here it is, hope it helps :)
Kevin drove a total of 252 miles and used 12 gallons of gasoline. what is the unit rate in miles per gallon
Answer:
21 miles per gallon
Step-by-step explanation:
252 miles divided by the 12 gallons equals 21 miles per gallon
4) Find the sum of 6\12 and 1\2 .A) 3\12 B) 9\12 C) 12\12 D) 13\12
Answer:
12/12
Step-by-step explanation:
6/12= 1/2
so 1/2+1/2 = One Whole and that the same thing as 12/12
Answer:
Answer is option C
Step-by-step explanation:
If you like my answer than please mark me brainliest thanks
3. Juanita put $2,000 in a 6-month CD. The interest rate is 3%. The interest is compounded quarterly. What is the interest for the first quarter? What will be the value of the CD when it matures?
The interest for the first quarter would be $ 15
The value of the CD when it matures is $ 2, 030. 11
How to find the value of the CD ?The interest is said to compound quarterly which means that the periodic interest rate per quarter is:
= 3 % / 4
= 0. 75 % per quarter
The interest in the first quarter :
= 0. 75 % x 2, 000
= $ 15
The value of the CD at maturity is:
= 2, 000 x ( 1 + 0. 75% ) ²
= $ 2, 030. 11
Note : 2 periods because 6 months is 2 quarters.
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You purchased 96 ounces of fruit. Fruit costs $3 per pound. The cashier says you owe $4,608 for the fruit, but you know that is not correct. Look at the cashier's work and figure out how much you should pay. Explain what the cashier did wrong. 96 x 16 = 1,536 pounds 1,536 pounds x $3 = $4,608
Answer: you pay 18$
Step-by-step explanation:96 ounce×1pound/16ounce×3$/1pound=18$
The amount the cashier charged is incorrect. Based on the given information, the amount of fruit purchased is 96 ounces, which is equivalent to 6 pounds. Therefore, the total cost of the fruit should be 6 pounds x $3 per pound = $18.
The error the cashier made was converting ounces to pounds incorrectly. 96 ounces is equivalent to 6 pounds, not 1,536 pounds. The cashier multiplied 96 by 16 (the number of ounces in a pound) instead of dividing by 16 to get the number of pounds.
URGENT!! ILL GIVE BRAINLIEST! AND 100 POINTS
Solve the system y= -x - 1
Y=3x -5
Answer: (2,1)
Step-by-step explanation: When you compare each individual graph, look at the points of intersection.
1. Substitute y=3x-5
2. Isolate x for 3x-5 = -x-1: So there x=
Now for the last piece of the graph, I am using the first equation
y= 3x-5
Subsitute the x for
y= 3(1)-5
Simplify your answer
So the answer for this is (2,1)
IM BEING TIMED PLEASE HELP!! Which relation diagram represents a function?
2 points
Input
13
Output
12
Input
5
Output
-15
0
3
8
-2
10
-5
6
12
O Option 1
Option 2
Input
15
Output
Output
+10
Input
-7
14
10
-3
Option 3
O Option 4
Answer:
Option 1 I believe
Step-by-step explanation:
write the phrase as a mathematical expression.
42 decreased by x, divided by 13
The phrase as a mathematical expression 42 decreased by x, divided by 13 is = (42-x)/13
What is translating words into algebra?Translating words into algebra: A translation in math moves a shape left or right and/or up or down. The translated shapes look exactly the same size as the original shape, and hence the shapes are congruent to each other. They just have been shifted in one or more directions.
it is asked to find the phrase as a mathematical expression
The given phrase is 42 decreased by x, divided by 13
decreased is the keyword used where we have to do subtraction
42 decreased by x = 42-x
divided is the keyword used where we have to do division
divided by 13 = (42-x)/13
42 decreased by x, divided by 13 = (42-x)/13
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I need help please!!!!!
Answer:
48 ft^3Solution,
\(b = 6 \: ft \\ h = \sqrt{ {5}^{2} - {3}^{2} } \\ \: \: \: \: \: = \sqrt{25 - 9} \\ \: \: \: \: \: = \sqrt{16} \\ \: \: = \sqrt{ {4}^{2} } \\ \: \: \: \: = 4\)
Now,
\(volume = \frac{1}{3} bh \\ \: \: \: \: \: \: \: \: \: \: \: = \frac{1}{3} \times {6}^{2} \times 4 \\ \: \: \: \: \: \: \: \: \: \: = \frac{1}{3} \times 36 \times 4 \\ \: \: \: \: \: \: \: \: \: \: \: = 48 \: {ft}^{3} \)
hope this helps...
Good luck on your assignment..
Answer:
Volume = 48 ft³
Step-by-step explanation:
Finding h first by Pythagorean Theorem:
=> \(c^2= a^2+b^2\)
=> \(5^2= 3^2 + h^2\)
=> \(h^2 = 25-9\\h^2 = 16\)
Taking sqrt on both sides
=> h = 4 ft
Now, The volume:
=> Volume = \(a^2\frac{h}{3}\)
=> Volume = \((6)^2\frac{4}{3}\)
=> Volume = \(36 \frac{4}{3}\)
=> Volume = 12 * 4
=> Volume = 48 ft³
Jodi’s car used 12 gallons of gas to travel 456 miles. How many miles did her car travel per gallon of gas? Show work
Answer:
To find the number of miles Jodi's car traveled per gallon of gas, we need to divide the distance traveled by the amount of gas used:
miles per gallon = distance traveled / amount of gas used
distance traveled = 456 miles
amount of gas used = 12 gallons
miles per gallon = 456 miles / 12 gallons
miles per gallon = 38 miles/gallon
Therefore, Jodi's car traveled 38 miles per gallon of gas.
Answer:
38 miles
Step-by-step explanation:
Set up your division: 456 / 12
456 divided by 12 is 38
So, Jodi's car travels at 38 miles per gallon of gas.