A different children's party cost £225.50 How many children were at the party?​

Answers

Answer 1
hi, I think you forgot to write a part of the problem, could you write the rest in the comments please. I would be happy to help you

Related Questions

There are 6 toppings at an ice cream shop. You can choose any number of toppings from 0 all the way up to 6 (if you don't mind combining things like gummy bears and Oreo crumbles). How many possible ways are there to choose your toppings.

Answers

64
There are 6 options so it would be 2^6
If you don’t count the empty set it would be 63.

I’m pretty sure this is right I did it in my head so lmk if I’m wrong lol

The number of ways in which the selection of toppings can be made are 36.

What is combination? What is a mathematical function, equation and expression?combination : combination is a combination of [n] things taken [k] at a time without repetition. Mathematically -

        [tex]$_n C_r=\frac{n !}{r ! (n-r) !}[/tex]

function : In mathematics, a function from a set X to a set Y assigns to each element of X exactly one element of Y. The set X is called the domain of the function and the set Y is called the codomain of the function.expression : A mathematical expression is made up of terms (constants and variables) separated by mathematical operators.equation : A mathematical equation is used to equate two expressions.

Given is that there are 6 toppings at an ice cream shop. You can choose any number of toppings from 0 all the way up to 6.

The total number of ways in which the selection can be made are -

x = 6 x 6 = 36

[x] = 36

Therefore, the number of ways in which the selection of toppings can be made are 36.

To solve more questions on functions, expressions and polynomials, visit the link below -

brainly.com/question/17421223

#SPJ2

Solve for m.
13 =2m+513=2m+5

Answers

Answer:

m=13

Step-by-step explanation:

A square garden plot has an area of 75 ft. a. Find the length of each side in simplest radical form. b. Calculate the length of each side to the nearest
tenth of a foot.

Answers

9514 1404 393

Answer:

 a. 5√3 ft

 b. 8.7 ft

Step-by-step explanation:

The area is the square of the side length, so the side length is the square root of the area:

  s = √A

  s = √(75 ft²) = √(25·3 ft²) = √(3·(5 ft)²)

  s = 5√3 ft ≈ 8.7 ft . . . . . . side length of garden

Write the equation The product of a number m and 4 is 16​

Answers

Answer:

4

Step-by-step explanation:

The product of a number m and 4 is 16

=m×4=16

16÷4=4

Answer:

m=4

Step-by-step explanation:

m and 4 is 16

m=?

m×4=16

m=16÷4

=4

m=4

I WILL GIVE YOU #) BRAINLYYYYYYYY

Answers

Answer: B

Step-by-step explanation:

the answer is b sorry if wrong

The area of the triangle is 0.2 square feet. What is the triangle's height, h?

Answers

Answer:

we need to know it's width. the questions has not enough information

Given the linear equation 3y + 4x = 12, find the y-intercept.

Answers

Answer:

(0,4)

Step-by-step explanation:

3y + 4x = 12

To find the y intercept, set x =0 and solve for y

3y = 4*0 =12

3y = 12

Divide by 3

3y/3 = 12/3

y =4

Answer:

4

Step-by-step explanation:

3y + 4x = 12

3y = -4x + 12

y = -[tex]\frac{4}{3}[/tex]x + 4

A quality control expert at LIFE batteries wants to test their new batteries. The design engineer claims they have a variance of 2916 with a mean life of 518 minutes. If the claim is true, in a sample of 81 batteries, what is the probability that the mean battery life would be greater than 526.4 minutes

Answers

Answer:

0.0808 = 8.08% probability that the mean battery life would be greater than 526.4 minutes

Step-by-step explanation:

To solve this question, we need to understand the normal probability distribution and the central limit theorem.

Normal Probability Distribution:

Problems of normal distributions can be solved using the z-score formula.

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the z-score of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.

Central Limit Theorem

The Central Limit Theorem establishes that, for a normally distributed random variable X, with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex].

For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.

The design engineer claims they have a variance of 2916 with a mean life of 518 minutes.

This means that [tex]\sigma = \sqrt{2916} = 54, \mu = 518[/tex]

Sample of 81 batteries

This means that [tex]n = 81, s = \frac{54}{\sqrt{81}} = 6[/tex]

What is the probability that the mean battery life would be greater than 526.4 minutes?

1 subtracted by the p-value of Z when X = 526.4. So

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

By the Central Limit Theorem

[tex]Z = \frac{X - \mu}{s}[/tex]

[tex]Z = \frac{526.4 - 518}{6}[/tex]

[tex]Z = 1.4[/tex]

[tex]Z = 1.4[/tex] has a p-value of 0.9192

1 - 0.9192 = 0.0808

0.0808 = 8.08% probability that the mean battery life would be greater than 526.4 minutes

5.44 divided by 0.32

Answers

Answer:

calculator on cumputer but 0.21

Step-by-step explanation:

[tex]\sf\purple{17}[/tex]

Step-by-step explanation:

[tex] \frac{5.44}{0.32}[/tex]

To remove the decimal, we divide both the numerator and denominator by 100

[tex] \frac{5.44 \times 100}{0.32 \times 100} \\ = \frac{544}{32} \\ = 17[/tex]

[tex]\large\mathfrak{{\pmb{\underline{\orange{Happy\:learning }}{\orange{!}}}}}[/tex]

Eight less than the product of three and a number is twenty two

Answers

Answer:

let x represent the missing number

3x-8=22

3x=22+8

3x=30

3x/3=30/3

x=10

Step-by-step explanation:

hope this is helpful

Answer:

3x - 8 = 22

Step-by-step explanation:

always use x as "the number"

remember product means multiply!

8 less than the product of three and a number

3x - 8

lastly, "is 22"

"is" means equals

3x - 8 = 22

I hope this helps!!

add this
(9j+6)+(9j+9)

Answers

Answer:

18j+15

Step-by-step explanation:

Answer:

18 j+15

(9j+6)+(9 j+9) 9j+9j +9+9 = 18 j+15

help pls ill give u brainlest

Answers

Step-by-step explanation:

πr²= Area of a circle

In this case:

π16²

16²= 256265×π= 804.2 (1dp)

So therefore, the answer is A

Hope this helped!

5690 as standard form

Answers

Answer:

It already is in standard form btw

Step-by-step explanation:

Answer:

5690 is standard form

five thousand six hundred ninety is word form

5000+600+90 is expanded form

hope this helps

have a good day :)

Step-by-step explanation:

Triangle A
Triangle B
Triangles A and B are
O A. only similar
O B. only congruent
O C. both similar and congruent
D. none of the above

Answers

I think it’s A
hope this helps

The volume v (in cubic feet) of a right cylinder with a height of 5 feet and radius r (in feet) is given by V=5pie r ^2

Answers

Answer:

Correct

Step-by-step explanation:

What are the domain and range of the function f(x)= -log(5- x)+9?

Domain; x<5
range: 29
domain: x <5
range: (-0.co) domain: x29
range: (-0.CO)
domain: x29
range: 29

Answers

Answer:

Domain: X<5

Range: f(x)∈ R

Step-by-step explanation:

Solve for x. 2(4x+7)=62

Answers

X=6 hope this helps let me know if it’s correct:)

Answer:

[tex]\huge\boxed{Answer\hookleftarrow}[/tex]

[tex]2(4x + 7) = 62 \\ 2 \times 4x + 2 \times 7 = 62 \\ 8x + 14 = 62 \\ 8x = 62 - 14 \\ 8x = 48 \\ x = \frac{48}{8} \\ x = 6[/tex]

The value of x is 6.

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

# ꧁❣ RainbowSalt2²2² ࿐

El valor de x en la ecuación 1+4x-3=6x+8

Answers

Answer:

1 + 4x - 3 = 6x + 8

4x - 6x = 8 - 1 + 3

-2x = 10|:(-2)

x = -5

Answer= -5 Should be

If the population of 500 bacteria doubles every minutes, how long does it
to take to reach 128000?
answer step by step

Answers

500/1=128000/? , cross multiple and ?= 128000/500= 256 minutes

I hope this answers your question and I’m really sorry if it’s wrong but I tried my best!!

help with khan academy problem, law of sines

Answers

Answer:

104°

Step-by-step explanation:

[tex]\frac{sin~B}{18} =\frac{sin~29}{9} \\sin~B=\frac{18}{9} \times sin~29\\sin~B=2~sin~29\\B=sin^{-1}(2 ~sin~29)\\=104^\circ[/tex]

Can someone please help me ?

Answers

Answer:

(x-2),(x-1),(x), and(x+1)

Step-by-step explanation:

In this scenario, we are given nothing about the polynomial except its graph. We can start in problems like these by looking at when y=0 and going from there.

In this graph, we can see that y=0 when x=2, 1, 0, and -1. Looking at our options, for y to be 0, there must be a factor where, when we plug x=2 in, y=0. The only option here is (x-2). Similarly, for x=1, we have (x-1), for x=0, we have x, and for x=-1, we have (x+1). The polynomial has 3 turning points, so the polynomial must be of degree 4 or higher.

So far, we have (x-2)(x-1)(x)(x+1). Plugging this in to a graphing calculator, we can see that this fits. To check if x²+2 and x²+1 would work here, it would require guess and check with values/graphing calculators, seeing if they fit. For example, when x=1.5, y is greater than -1 on the graph and our function. However, if we multiplied that by x²+1 or x²+2. when x=1.5, y would balloon downward, and the graph wouldn't fit

There are 10 students in a
class. How many different
ways can they line up?

Answers

they can line up in 100 different ways

Many Australian highways have a speed of 110 kilometers per hour. Convert this to miles per hour

Answers

Answer:

Step-by-step explanation:

It's a little over 60 mph

110 km = 110 km * 0.6 miles / km = 66 miles

110 km/hour = 66 miles / hour

Legend has it that the great mathematician carl friedrich gauss ​(1777dash–​1855) at a very young age was told by his teacher to find the sum of the first 100 counting numbers. while his classmates toiled at the​ problem, carl simply wrote down a single number and handed the correct answer in to his teacher. the young carl explained that he observed that there were 50 pairs of numbers that each added up to 101. so the sum of all the numbers must be 50 times •101equals=5050. modify the procedure of gauss to find the sum. 1plus+2plus+3plus+...plus+320

Answers

Answer: Sum is  51360

Step-by-step explanation: I have heard same legend and it is also told in hih school math books.

There are 160 pairs numbers which sum is 321, also (320 +1) + (319+2) + ... + (160 + 161).    So sum is  160·321

100 POINTS

Solve for x.

−12x+13>35

Drag and drop a number or symbol into each box to correctly complete the solution.

Answers

Answer:

answer is <-8/5

and x <-22/12

hope this helps! feel free to clarify! I solved it based on the question in the photo ya

Pls help me I need the answer ASAP no rocky. What is the median of the data set

Answers

Answer:

go back in the lesson and relearn this is 6th grade work

A jar has 465 M & Ms. There are twice as many blues as reds. There are 8 more green as red. The
number of brown M & M's is two more than three times the number of reds.

Answers

Answer:

Step-by-step explanation:

How many times does the graph of the function below intersect or touch the x-axis y=-x^2+x+6

Answers

The correct answer is twice.
The graph of the function forms an upside down “u” and because there are two ends to the function it will intersect the x-axis once on each end

1. Which of the following is a nonlinear function?
A. The items at a clothing store are sold at a discount of 20% off the original price.
B. The number of dogs in a town increases by 20 per neighborhood per year.
C. A soccer manufacturing company spends $5 on each soccer ball.
OD. The number of students enrolling at a high school increases each year by a factor of 1.25.

Answers

D. The number of students enrolling at a high school increases each year by a factor of 1.25

Explanation: its an exponential

Consider the following exponential probability density function.  for x ≥ 0 If needed, round your answer to four decimal digits.(a) Find P(x ≤ 2). (b) Find P(x ≥ 3). (c) Find P(x ≤ 5). (d) Find P(2 ≤ x ≤ 5).

Answers

Answer:

Here the general formula is

[tex]P(X\leq x_{0} )=1 - e^{\frac{-x_{0}}{2} }[/tex]

a) [tex]P(X\leq 2 )= 0.6321[/tex]

b) [tex]P(X\geq 3 )= 0.2231[/tex]

c) [tex]P(X\leq 5 )= 0.9179[/tex]

d) [tex]P(2\leq X\leq 5 )= 0.2858[/tex]

Step-by-step explanation:

Now the solutions are,

a)

[tex]P(X\leq 2 )=1 - e^{\frac{-2}{2} }\\P(X\leq 2 )= 0.6321[/tex]

b)

[tex]P(X\geq 3 )=1-[1 - e^{\frac{-3}{2} }]\\P(X\geq 3 )= 0.2231[/tex]

c)

[tex]P(X\leq 5 )=1 - e^{\frac{-5}{2} }\\P(X\leq 5 )= 0.9179[/tex]

d)

[tex]P(2\leq X\leq 5 )=1 - e^{\frac{-5}{2} }-1 - e^{\frac{-2}{2} }\\P(2\leq X\leq 5 )= 0.2858[/tex]

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