For every 10 students there needs to be 1 chaperone during the trip to the 5 museum. Which of the following ratios does not represent the student to chaperone ratio.


1:10

10 to 1

10:1

10/1

Other: ​

Answers

Answer 1
1:10 does not represent the students to chaperone ratio because for every 10 students, there must be one chaperone.

Related Questions


Out of 65 players, 11 play basketball only, 11 play both basketball and cricket. The
players who play cricket is twice the number of players who play basketball. By using
diagram find the number of players who play cricket only and who don't play both the game​

Answers

Answer:

22

Step-by-step explanation:

you see that there are 11 basketball players. So that means you need to multiply 11 and 2 which equals 22.

please answer the image below

Answers

Answer:

Rectangle = l * b = 14 *10

Semi Circle = ( pi * r^2 ) /2

here, diameter of circle is 10 so radius  = 5

so area of semicircle = ( pi * 5^2)/2 = 39.26991

so total area = 140 + 36.26991  = 176.26991 or 176.3

Step-by-step explanation:

Step-by-step explanation:

area of the shape = area of rectangle + area of semicircle

area of rectangle = l×b

10×14 =140

area of semicircle

r =d/2

r=10/2=5

[tex] \frac{\pi \times {r}^{2} }{2} [/tex]

[tex] (\frac{22}{7 } \times {5}^{2}) \div 2[/tex]

[tex]78.5 \div 2[/tex]

=32.29

total area = 140+32.29

170.29

170.3

I will mark brainliest pls answer ASAP and pls don’t answer if your not sure

Answers

Answer:

First, -1.5

Second, -(-2)

Third, 2.5

Forth, 8/3

Lita's softball team wone 8 games last month and 10 this month. What was the percent change in games the team won?

Answers

25 percent is the answer

A used bookstore sells hardback books and paperback books. A hardback book costs $11, including tax. A paperback book costs $5, including tax. Jamal bought 3 more paperback books than hardback books. Jamal spent $47. How many paperback books did Jamal buy?

Answers

Answer:

5 paperback books

Step-by-step explanation:

From the question:

A used bookstore sells hardback books and paperback books. A hardback book costs $11, including tax. A paperback book costs $5, including tax. Jamal spent $47.

Let the number of paper backs = p

Let the number rod hardbacks = h

Hence:

$11 × h + $5 × p = $47

11h + 5p = 47

Jamal bought 3 more paperback books than hardback books.

h + 3 = p

h = p - 3

How many paperback books did Jamal buy?

Hence:

11h + 5p = 47

11(p - 3) + 5p = 47

11p - 33 + 5p = 47

16p = 47 + 33

16p = 80

p = 80/16

p = 5

Hence, he bought 5 paper back books

if 1 yard of ribbon cost 83 cents how much does 1 foot cost

Answers

Answer:

27.7 cents or round to 28 cents

Step-by-step explanation:

3 feet in one yard. 83÷3=27.6666666

An artist mixes yellow and blue paint to make the perfect shade of green. She uses 2 ounces of blue paint for every 7 ounces of yellow.If the mixing container only holds 40 ounces of paint, what is the most green paint the artist can make, and what recipe should she use? 20 points please help me

Answers

Answer:

she could only make 4 of green paint

i will give brainly if you find x (no silly answers pls)

Answers

Answer:

Maybe 3 because 2*9=x+15

So 18=x+15

So x=3

Am not sure

Answer:

3 because 2*9=x+15

So 18=x+15

So x=3

Step-by-step explanation:

What is 12 equivalent tp

Answers

12 is equivalent to 24/2, 36/3, 144/12

Find all values of x in the interval [0, 2π] that satisfy the equation. (Enter your answers as a comma-separated list.)
6 sin2(x) = 3

Answers

Answer:

(15°, 165°)

Step-by-step explanation:

Given the equation 6 sin2(x) = 3, we are to find the value of x that satisfies the equation in the interval  [0, 2π]

Given

6 sin2(x) = 3,

Divide both sides by 6

6 sin2(x)/6 = 3/6

sin2(x) = 1/2

2x = sin^-1(0.5)

2x = 30°

x = 30°/2

x = 15°

Since sin is positive in the second quadrant, x2 = 180-15

x = 165°

Hence the values within the interval are 15 and 165.

(15°, 165°)

if greg works 20 hours how much will he make

Answers

Answer:

?

Step-by-step explanation:

You need to know how much how much he makes per hour.

Question
2. Determine
the
acute
angle
between the planes
x - 2y + 5z = 3
2x + y - 3z = 15.
Distance of a plane from the origin:​

Answers

Answer:

Acute angle between the two planes: approximately [tex]43^\circ[/tex].

Step-by-step explanation:

Find the normal vector of each plane:

The normal vector of the plane [tex]x - 2\, y + 5\, z = 3[/tex] is [tex]\displaystyle \begin{bmatrix}1 \\ -2 \\ 5\end{bmatrix}[/tex].The normal vector of the plane [tex]2\, x + y - 3\, z = 15[/tex] is [tex]\displaystyle \begin{bmatrix}2 \\ 1\\ -3\end{bmatrix}[/tex].

As the name suggests, there is a [tex]90^\circ[/tex] angle between a plane and its normal vector. The following four angles will correspond to the vertices of a quadrilateral:

The [tex]90^\circ[/tex] angle between the first plane and its normal vector.The angle between the normal vector of each plane.The [tex]90^\circ[/tex] angle between the second plane and its normal vector.The smallest angle between these two planes.

The sum of these four angles should be [tex]360^\circ[/tex]. Two of these four angles were known to be [tex]90^\circ[/tex]. Once the third angle (the angle between the two normal vectors) is found, subtractions would give the measure of the other angle (the smallest angle between these two planes.)

Make use of the dot product to find the angle between these two normal vectors. Let [tex]\theta[/tex] denote the angle between these two vectors.

[tex]\displaystyle \cos \theta = \frac{\begin{bmatrix}1 \\ -2 \\ 5\end{bmatrix} \cdot \begin{bmatrix}2 \\ 1 \\ -3\end{bmatrix}}{\sqrt{1^2 + (-2)^2 + 5^2} \cdot \sqrt{2^2 + 1^2 + (-3)^2}} \approx -0.73193[/tex].

Before continuing, notice that the smallest angle between the two planes would be [tex]360^\circ - 90^\circ - 90^\circ - \theta = 180^\circ - \theta[/tex].

Consider the identity: [tex]\cos\left(180^\circ - \theta\right) = -\cos \theta[/tex].

In other words, [tex]\cos\left(180^\circ - \theta\right)[/tex], the cosine of the smallest angle between the two planes (which the question is asking for) will be the opposite of [tex]\cos \theta[/tex], the cosine of the angle between the two normal vectors.

Therefore, the cosine of the smallest angle between the two planes will be [tex]-(-0.73193) = 0.73193[/tex].

Apply the inverse cosine function to find the size of that angle:

[tex]\arccos(0.73193) \approx 43^\circ[/tex].

1. An integer is 3 less than 5 times another. If the product of the two integers is 36, then find the integers.

Answers

Answer:

3 and 12

Step-by-step explanation:

3*5=15 and 15-3=12. The product of 3 and 12 is 36.

The integers are 3 and 12.

What is Algebra?

Algebra is a branch of mathematics dealing with symbols and the rules for manipulating those symbols.

let the one integer be x.

Another integer = 5x - 3

According to question,

x *(5x-3 ) =36

5x ² -3 x =36

5x² -3 x - 36 = 0

5x² -15 x +12 x - 36 =0

5x( x-3) + 12 ( x -3) =0

(5x +12)( x- 3)=0

x= -12/5 or 3

So, the integers are 3 and 12.

Learn more about this concept here:

https://brainly.com/question/17023448

#SPJ2

A parent volunteer group is raising money by making custom hats to sell at

school activities. They plan to sell the hats for $12. Each hat costs $6 to

make. They spent $50 for advertising.

Use n to represent the number of hats they sell. Multiply this by the money

they make for each hat, then subtract the advertising cost.

Which expression represents the money that the group raises?

A. 12n - 6 - 50

O B. 50 - (12 – 6) n

O C. (12 - 6)n - 50

O D. 12 - 6n - 50

Answers

Answer:

B

Step-by-step explanation:

The answer is B because you minus 50 from 12 and 6.

Hello please help I will give brainliest!

Answers

Answer:

letter C.

Step-by-step explanation:

because the answer is 65

Mr. Lyons is laying tile for the rectangular floor of a hotel lobby.
The floor will be 38 tiles wide and 112 tiles long. He has a total of 4,400 tiles.
Which explains whether or not he has enough tiles for the entire floor?

Answers

Answer:

yes

Step-by-step explanation:

you find the area by multiplying 38 X 112= 4,256

4,400 - 4,256= 144 left over



1. Joanna is saving up for a new car. Her parents said that once she has $1000 saved up, they would help her

buy the car. Joanna has saved $300 in her bank account and $100 from her birthday money. She started

babysitting earning $10 per hour. How many hours of babysitting will she need to complete, so that her

parents will help buy her car.

Answers

9514 1404 393

Answer:

  60 hours

Step-by-step explanation:

We want Joanna's total savings to be ...

  bank account + gift + earnings = 1000

  300 +100 +10h = 1000

  10h = 600 . . . . subtract 400

  h = 60 . . . . . . . .divide by 10

Joanna needs to babysit for  60 hours to earn the money she needs.

2r + 1+(4R)+7 as an equivalent expression

Answers

Answer

6r+8

Step-by-step explanation:

  2r+1+r+r+r+r+7

= 6r+8

Sum of 5 and 9 less than 17

Answers

Answer:

15?

Step-by-step explanation:

Answer:

-3

Step-by-step explanation:

5+9=14

14-17=-3

Simplify fully 56:16

Answers

Answer:

7/2

Step-by-step explanation:

Will mark as brainliest if correct!

Answers

Answer:

14

Step-by-step explanation:

it's a simple matter of percentage on top of basic subtraction.

qhat is 4c - 11 - 5c + 17 what are the coefficients ​

Answers

Answer:

4 and 5

Step-by-step explanation:

4 and 5 are the co efficients of c

this was very hard for me please help thanks.​

Answers

Step-by-step explanation:

m<5 = 60 (<5 & 60deg < are vertical)

m<6 = 120 (<s 5 and 6 are a linear pair)

m<9 = 120 (<s 6 and 9 are vertical)

m<4 = 80 (<s 4 and 80 deg < are vertical)

m<7 = 100 (<7 and 80 deg < are linear pair)

m<10 = 100 (<s 7 and 10 are vertical <s)

m<8 = 60 (<s 5 and 8 are corresp <s)

m<3 = 80 (80 deg <3 are corresp <s)

m<2 = 40 (80 + 60 + m<2 = 180)

m<1 = 60 (<s 1 & 5 are alt int <s)

An investor invested a total of $2,100 in two mutual funds. One fund earned a 5% profit while the other earned a 3% profit. If the investor’s total profit was $83, how much was invested in each mutual fund?

The amount invested in the mutual fund that earned 5% was $___.

The amount invested in the mutual fund that earned 3% was $___.

Answers

Answer:

The amount invested in the mutual fund that earned 5% was $1000.

The amount invested in the mutual fund that earned 3% was $1100.

Step-by-step explanation:

Let the amount invested in the mutual fund that was earned 5% be x and the amount invested in the mutual fund that earned 3% be y.

Statement 1: [tex]\frac{5}{100}[/tex]X+[tex]\frac{3}{100}[/tex]y = 83

Statement 2: x+y = 2100

I'll use the elimination method:

Statement 1 × 20: x+[tex]\frac{60}{100}[/tex]y = 1660

Minus Statement 1 × 20 from Statement 2: x+y-x-[tex]\frac{60}{100}[/tex]y = 2100-1660

[tex]\frac{40}{100}[/tex]y = 440

y = [tex]\frac{100}{40}[/tex]×440

  = 1100

x = 2100-1100

  = 1000

Plz help it would mean a lot

Answers

Answer:

643663

Step-by-step explanation:

b = d

What is the cube root of 512m^12n^15?
-16m^4n^5
-8m^5n^4
8m^4n^5
16m^5n^4

Answers

Answer: 8m ^ 4n ^ 5

(8p + 3w)2=
Cual es el resultado de Esta operacion

Answers

Answer:

18p + 6w

Step-by-step explanation:

I don't speak Spanish so here is some way I can explain it

No hablo español, así que aquí hay una forma de explicarlo.

using distribute property, get 2(8p) + 2(3w) = 18p + 6w

Answer:

[tex]16p + 6w[/tex]

STEP BY STEP

(8P+3W)2

=(8P+3W)(2)

=(8P)(2)+(3W)(2)

=16P+6W

Michael buys pants from a clothing company for $70 dollars. He then sells each pair of pants in his clothing shop at a 40% markup. How much is the markup on the pants?

Answers

Answer:

$98

Step-by-step explanation:

70 is the original price, but the mark up is 40%. So, 40% of 70 is 28

$70 + $28 = $98

I’m terrible at percents so ...... if anybody can help that would be nice :))

Answers

Answer:

There are 625 trees in the park.

Step-by-step explanation:

Assume that there are x trees in the park

∵ The number of trees in the park = x

27% of them are oaks

16% are pins

33% of them are banyans

∵ The remaining are willows

→ The percentage of the total number of trees is 100%

∴ The percent of the remaining = 100% - (27 + 16 + 33)%

∴ The percent of the remaining = 100% - 76%

The percent of the remaining = 24%

∵ The number of willows trees = 150

24% of x = 150

∴ 24% × x = 150

→ Change the percent to a decimal by divide it by 100

∵ 24% = [tex]\frac{24}{100}[/tex] = 0.24

∴ 0.24 × x = 150

∴ 0.24x = 150

→ Divide both sides by 0.24

x = 625

There are 625 trees at the park.

[FIRST TO ANSWER GETS BRAINLIEST] Here is a rectangle ABCD. The length of the rectangle is increased by 10%. The width of the rectangle is increased by 5%. Find the percentage increased in the perimeter of tge rectangle.

Answers

new length = 30x110% = 33cm
new width = 20x105% = 21cm

original perimeter = 30x2 + 20x2
= 60 + 40 = 100
new perimeter = 33x2 + 21x2
= 66 + 42 = 108

increase in perimeter = 108-100 = 8
percentage increase = 8/100 x 100% = 8%
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