please help !! I need the new equation, the vertex, the zeros, the y-intercept, and the maximum or minimum value
Answer:
1.py. zeroes
Step-by-step explanation:
Felix earns $1,400 a month. His cell phone represents 5% of his income. How much is his cell phone cost each month?
A: $70
B: Not enough information to give an answer
C: $5
D: $140
Please answer the question
The height of the dead tree is 16 feet
The direction in which the tree should fall is Northeast, Northwest, Southeast, Southwest.
How to solveFrom the given question, since the ray is straight, AC is parallel to DF
Meanwhile triangles ABC and DEF are right angles,
AB/DE =BC/EF
AB/6 = 8/3
AB= 16 feet.
Thus, the height of the tree is 16 feet.
Since 16 ft> 15ft> 14ft> 13ft> 12ft
Therefore, the direction which the tree is falling is Northeast, Northwest, Southeast, Southwest.
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Un grupo de estudiantes va a utilizar un tablero de 20 cm x 25 cm de madera contrachapada. Esta madera cuesta 0,3 € por dm2. ¿Cuánto les costará este tablero a los estudiantes?
Answer:
1,5 €
Step-by-step explanation:
20 cm x 25 cm = 500 cm²
500 cm² / 100 = 5 dm²
5 dm² x 0,3 € cada dm² = 1,5 €
Answer:
Errrmmm My Apologiess
PLEASE HELP!! A 5×5×5 wooden cube was painted and then sawed into 1×1×1 cubes. How many 1×1×1 cubes have exactly two faces painted?
Answer:
36
Step-by-step explanation:
There would be three on each edge. (Five, minus the two ends that have 3 sides painted.)
A cube has 12 edges.
12x3=36
What is 5 and 2/3 as an improper fraction?
Answer:
17/3
Step-by-step explanation:
You would need to convert 5 into a fraction with the denominator 3, so 5 = 15/3. 15/3 + 2/3 = 17/3
Andy wants to rent a boat and spend at most $66. The boat costs $7 per hour, and Andy has a discount coupon for $4 off. What are the possible numbers of hours Andy could rent the boat? Use for the number of hours. Write your answer as an inequality solved for.
Answer:
h ≤ 10
Step-by-step explanation:
Let's first consider the cost of renting the boat without the discount. If Andy rents the boat for h hours, he will have to pay:
Cost = (price * time)
Cost = 7h
With the $4 discount, the cost of renting the boat for h hours will be:
Cost = (price * time) - discount
Cost = 7h - 4 .
We want to find the possible values of h such that the total cost of renting the boat is at most $66, which means:
7h - 4 ≤ 66
Step 1: To solve for h, we will add 4 to both sides of the inequality:
7h ≤ 70
Step 2: Finally, we will divide both sides by 7 to isolate h:
h ≤ 10
Therefore, Andy can rent the boat for at most 10 hours with his budget of $66 and the $4 discount coupon.
In inequality form, the solution is:
0 < h <= 10
Optional Step 3: We can try plug in 9 for h, 10 for h, and 11 for h to see how the inequality works:
9 for h:
7(9) - 4 ≤ 66
63 - 4 ≤ 66
59 ≤ 66
Thus, normally, the price to boat for 9 hours without the discount is $63, but with the $4 discount its now $59. $59 is less than $66 and allows Andy to not exceed his limit.
10 for h:
7(10) - 4 ≤ 66
70 - 4 ≤ 66
66 ≤ 66
Thus, normally, the price to boat for 10 hours without the discount is $70, but with the $4 discount its now $66. $66 is equal to $66 and is maximum amount Andy can spend to not exceed his limit.
11 for h:
7(11) - 4 ≤ 66
77 - 4 ≤ 66
73 ≤ 66
73 > 66
Thus, normally, the price to boat for 11 hours without the discount is $77, but with the $4 discount its now $73. $73 is greater than to $66 and causes Andy to exceed his limit since 11 is greater than 10.
how to solve 526.8- 318.05
Answer: 208.75
Step-by-step explanation: The result of 526.8−318.05 is 208.75. Basically
you use long subtraction to solve this equation. The image I attached will show you how to do it:
if the function f(x)=x^3 has the domain {-3, 0, 2, 4}, what is its range?
Answer: {-16,4,92}. 2) {-16,10 ,42}. 3) {0,10,42}. 4) {0,4,92}. 5 The function f(x) = 2x. 2 + 6x - 12 has a domain.
Step-by-step explanation:
The distance from Marni's house to her aunt's house is 3,000 miles. If Marni wants to make the trip to her aunt's house in 6 days, how many miles will she have to travel each day? Use mental math to find the answer.
Answer:
\(\huge\boxed{\sf 500\ miles}\)
Step-by-step explanation:
Distance from Marni's house to her aunt's house = 3,000 miles
Days of trip = 6
Per day, distance covered:= Total distance / Total days
= 3,000/6
= 500 miles
\(\rule[225]{225}{2}\)
Answer:
5000 miles
Step-by-step explanation:
you need to divide 30000 by 6 which is 5000
(Making Predictions MC)
A recent conference had 850 people in attendance. In one exhibit room of 60 people, there were 46 teachers and 14 principals. What prediction can you make about the number of principals in attendance at the conference?
There were about 652 principals in attendance.
There were about 453 principals in attendance.
There were about 259 principals in attendance.
There were about 198 principals in attendance.
Answer: There were about 259 principals in attendance
Explanation: The total number of principals in attendance at the conference can be estimated using the ratio of principals to teachers that was observed in the exhibit room. The ratio of principals to teachers in the exhibit room was 14:46, or 1 principal for every 3.29 teachers. Therefore, if the same ratio were to hold true for the entire conference, then there would be approximately 260 principals in attendance.
Plz Help me, I will mark 1st brainlest
Answer:
1 Subtract 2424 from both sides.
y-24=-4xy−24=−4x
2 Divide both sides by -4−4.
-\frac{y-24}{4}=x−
4
y−24
=x
3 Switch sides.
x=-\frac{y-24}{4}x=−
4
y−24
Step-by-step explanation:
1 Subtract yy from both sides.
4x=24-y4x=24−y
2 Divide both sides by 44.
x=\frac{24-y}{4}x=
4
24−y
Answer:
The first one i believe to be 6
The second one I believe to be 4.000
Step-by-step explanation:
The table shows the multiplication of two linear expressions. Select the correct reason for each step.
Reason 1:
Reason 2:
Reason 3:
Reason 4:
Answer:
Step-by-step explanation:
reason 1:
opening of brackets to solve the expression
reason 2:
in multiplication order is followed i.e. the number always lead the variable in the expression
reason 3:
for clarification brackets are added to multiply like terms i.e. numbers with numbers and variable with the variable
reason 4:
the solved and simplified expression is delivered as a result
theta is a right angled triangle theta = tan-1(0.43) work out the value of theta give your answer to 1 decimal place
Answer: 23.3 deg
Step-by-step explanation:
if theta = tan-1(0.43), then theta is about 23.3
Answer:
23.3 deg
Step-by-step explanation:
ANSWER PLEASE BEFORE 2/14!!!!
Tamara likes to go hiking and tries to hike for at least 30 minutes every week. On Tuesday, she hiked for 1 mile in the morning and 3 miles in the evening. On Thursday, she hiked with a friend for 4 miles. On Saturday she hiked for 5 miles. On Sunday, she hiked for 4 miles. She also hiked for an extra 10 minutes on Sunday night. If she hiked for a total of 350 minutes all week and it takes her the same amount of time to hike each mile, how many minutes does it take her to hike each mile?
Answer:
20 minutes
Step-by-step explanation:
1+3+4+5+4=17
350-10=340
340÷17=20
the sum of the reciprocals of two consecutive even intergers is 9/40 this can be represented bby the equation shown 1/x+1/x+2=9/40 use the rational equation to determine the integers
SHOW YOUR WORK PLEASE!!!!!!!
Answer:
In explanation
Step-by-step explanation:
To solve the rational equation 1/x + 1/(x + 2) = 9/40, we can start by finding a common denominator and then simplifying the equation. The common denominator for the two fractions is (x)(x + 2). Multiplying each term by this common denominator, we get:
[(x + 2) + x] / (x)(x + 2) = 9/40
Simplifying the numerator, we have:
(2x + 2) / (x)(x + 2) = 9/40
Now, we can cross-multiply to eliminate the denominators:
40(2x + 2) = 9(x)(x + 2)
Expanding both sides, we have:
80x + 80 = 9x^2 + 18x
Rearranging the equation and setting it equal to zero:
9x^2 - 62x - 80 = 0
Now, we can factor the quadratic equation:
(9x + 10)(x - 8) = 0
Setting each factor equal to zero, we have:
9x + 10 = 0 or x - 8 = 0
Solving for x in each case:
9x = -10 or x = 8
Dividing both sides of the first equation by 9, we find:
x = -10/9 or x = 8
Since we are looking for even integers, we can disregard the negative solution. Therefore, the value of x is 8.
Hence, the two consecutive even integers can be represented by x and x + 2, which gives us 8 and 10. So, the integers are 8 and 10.
For five days, Diego recorded the lengths, in minutes, of his walk to school. The mean for his data is 11 minutes. Determine which data set below is Diego’s, and prove that your choice is correct.
The stem-and-leaf plot displays data collected on the size of 15 classes at two different schools.
Bay Side School Seaside School
8, 6, 5 0 5, 8
8, 6, 5, 4, 2, 0 1 0, 1, 2, 5, 6, 8
5, 3, 2, 0, 0 2 5, 5, 7, 7, 8
3 0, 6
2 4
Key: 2 | 1 | 0 means 12 for Bay Side and 10 for Seaside
Part A: Calculate the measures of center. Show all work. (2 points)
Part B: Calculate the measures of variability. Show all work. (1 point)
Part C: If you are interested in a smaller class size, which school is a better choice for you? Explain your reasoning. (1 point)
PLEASE HELP ASAP !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Part A: To calculate the measures of center, we can find the median and the mean for each school.
For Bay Side School, the median class size is the average of the 8th and 9th values when the data is sorted in ascending order. The 8th and 9th values are both 25, so the median class size is 25.
To find the mean class size for Bay Side School, we can add up all the class sizes and divide by the total number of classes. The sum of the class sizes is 12 + 12 + 12 + 14 + 15 + 15 + 16 + 16 + 18 + 18 + 20 + 20 + 23 + 25 + 25 = 243. There are 15 classes, so the mean class size is 243/15 ≈ 16.2.
For Seaside School, the median class size is the average of the 8th and 9th values when the data is sorted in ascending order. The 8th and 9th values are both 15, so the median class size is 15.
To find the mean class size for Seaside School, we can add up all the class sizes and divide by the total number of classes. The sum of the class sizes is 10 + 10 + 10 + 11 + 12 + 15 + 15 + 16 + 17 + 17Part A (continued):
18 + 18 + 20 + 20 + 25 = 222. There are 14 classes, so the mean class size is 222/14 ≈ 15.9.
Therefore, the measures of center for Bay Side School are: median = 25, mean ≈ 16.2.
The measures of center for Seaside School are: median = 15, mean ≈ 15.9.
Part B: To calculate the measures of variability, we can find the range and the interquartile range (IQR) for each school.
For Bay Side School, the range is the difference between the largest and smallest class sizes. The largest class size is 25, and the smallest class size is 12, so the range is 25 - 12 = 13.
To find the IQR for Bay Side School, we need to find the first quartile (Q1) and the third quartile (Q3) of the data. From the stem-and-leaf plot, we can see that Q1 is 15 and Q3 is 20. Therefore, the IQR is 20 - 15 = 5.
For Seaside School, the range is the difference between the largest and smallest class sizes. The largest class size is 25, and the smallest class size is 10, so the range is 25 - 10 = 15.
To find the IQRPart B (continued): for Seaside School, we need to find the first quartile (Q1) and the third quartile (Q3) of the data. From the stem-and-leaf plot, we can see that Q1 is 12 and Q3 is 18. Therefore, the IQR is 18 - 12 = 6.
Therefore, the measures of variability for Bay Side School are: range = 13, IQR = 5.
The measures of variability for Seaside School are: range = 15, IQR = 6.
Part C: If you are interested in a smaller class size, Seaside School is a better choice because its measures of center are lower than those of Bay Side School, indicating that its class sizes tend to be smaller on average. Additionally, Seaside School has a smaller range and IQR, indicating less variability in class size. Therefore, there is less chance of encountering very large classes at Seaside School compared to Bay Side School.
whats the answer to this question
Answer:
B
Step-by-step explanation:
The thing you have to do is just read the graph
Answer:
B. (6,6)
I did it before
Ok so I need help on how to understand unit rate cause I can't understand my teacher at all XD
HELP PLS ASAP!!!!!!!
Trying to find the missing segment to the triangle in the attached image. Any help would be appreciated. Thanks.
Answer:
24 unit
Step-by-step explanation:
This question can be solved using concept of basic proportionality theorem,
according to this theorem, if a line is drawn parallel to one side of the triangle and intersect the other two sides then the two sides are divided in the same ratio.
Example:
let there be a triangle ABC
if DE is drawn parallel to BC such that D is a point on line AB and E is other point on AC, then
AD/DB = AE/EC (basic proportionality theorem)
_____________________________________
Similarly in this problem
15/5 = ?/8
3= ?/8
? = 8*3 = 24
Thus. missing segment value is 24 unit.
In 56 years, Kevin will be 9 times as old as he is now
How old is Kevin now?
Answer:
correct answer is 7 years
Step-by-step explanation:
A+56=9(A)
56+9A
A=7
he will be 7 years old he is pretty old
Answer:
Kevin is 7 years old right now.
Step-by-step explanation:
Let x be Kevin's age right now, that's what we're trying to find.
In 56 years, he'll be 9 times older than he is now, so we can say:
x + 56 = 9x
Now we can get the x values on the right side of the equation so that:
56 = 8x
Now solve for x and you have his current age which is 7.
If 45 cookies will serve 15 students, how many cookies are needed for 30 students?
Answer:
10
Step-by-step explanation:
45/15 = 3
30/3 = 10
Hope this helps:)
So far this year, Adam has played 30 games of chess and has only won 6 of them. What is the minimum number of additional games he must play, given that he is sure to lose at least one-third of them, so that for the year he will have won more games than he lost?
A) 24
B) 57
C) 87
D) It is not possible for Adam to do this.
The correct answer is B) 57, but not sure how?
Answer:
Step-by-step explanation:Yikes. Just so we’re all clear—this is not a real SAT question.
So far, Adam’s record is 6 wins/30 games. If he plays x more games, his record will be:
image
You find the minimum x such that the fraction is greater than ½, which would mean he won more than ½ of his games.
Let’s do some math!
image
So if he plays 54 more games, and wins 2/3 of them, he’ll have the same number of wins as losses. Check on that to make sure: He’ll have played 30 + 54 = 84 games, and won 6 + (2/3)54 = 42 of them. Yep, that works.
Now here is where it gets tricky (and why this question is not SAT-caliber). Remember that he’s losing 1/3 of his games. If his 52nd, 53rd, and 54th additional games were win, win, loss, then he would have had, very briefly, a winning record after his 53rd additional game.
His 55th additional game is another chance at a winning record. If he loses that game, then he’ll win the next two, and have a winning record for sure by the 57th additional game. From there, if he continues winning 2/3 of his games, he’ll have a winning record forever.
A formula is given as b = 4(m + 1)Make m the subject of the formula.
Answer:
m= (b/4) -1
Step-by-step explanation:
b = 4(m + 1)
b/4 = m+1
(b/4) -1 = m
Answer:
m= (b/4) - 1
Step-by-step explanation:
You have to do the inverse of operations so times would be divide and add would be subtract.
I make 69832,420$ a month. How much do I make a day? How much do I make an hour?
Answer:
per day: approx. $2,327,747.3
per hour: approx. $96989.5
Step-by-step explanation:
(assuming the amount of money you make per month is $69,832,420)
Divide the given amount by 30 (or 31/28 if the specific month is given) for the amount of money made per day, since there are about 30 days in a month. Ans: $2,327,747.3 (cor. to the nearest tenth digit)
Further divide the amount by 24, since there are 24 hours in a day. Ans: $96989.5 (cor. to the nearest tenth digit)
if you have rusty spoons what substances are on those spoons
Answer:
Iron Oxide
Step-by-step explanation:
Rust is Iron mixed with oxygen
Ava is buying 30 baseball caps and pays a total of $240. Each cap costs the same amount. Determine whether the situation below represents a direct proportion, and justify your reasoning. If so, find the constant of proportionality.
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The answer is 8 so its a direct proportion
I think...
The constant of Proportionality is 8.
What is constant of Proportionality?If the ratio of one variable to the other is constant, then there is a proportional relationship between the two variables. If x and y are in a proportional relationship, then the ratio of y to x is the constant of proportionality. We can also express it as x is to y at times.
Given:
Total Baseball Caps= 30
Total amount of Cap= $240
let the number of caps sold be c.
Then, the equation is
30 c= 240
and, c= 240/30
c= 8
Hence, the constant of Proportionality is 8.
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Keira said that if 6 tickets are sold, there should be 2 tickets left. Is Keira correct?