the ratio of boys to girls in the park was 4 to 5 .if 270 children were in the park.How many girl?

Answers

Answer 1

Answer:

150 are girls.

Step-by-step explanation:

There is an important difference between the way counts are viewed in ratio to that in fractions.

The ratio of boys : girls

4:5

so you have 4 boys and 5 girls making the whole count in its simplest form.

4+5=9

So to change the ratio proportion into fraction proportion we have:

Boys: 4/9

Girls: 5/9

It is given that the whole is 270 therefore the count of girls is:

5/9 x 270 = 150


Related Questions

pleaseee somebody tell me the answer.

Answers

Answer:

aprx. 50.24 inches

Step-by-step explanation:

I hope this helps! :)

☁️☁️☁️☁️☁️☁️☁️

pleaseee somebody tell me the answer.

tom and ben ordered a pizza for lunch. they each ate 1/3 of the pizza. how much pizza was eaten and how much pizza was left?

Answers

Answer:

they ate 1/3 and thrte is 2/3 left

Step-by-step explanation:

subtraction

One-third of the pizza will be left

Proportions and Ratios

Let the total amount of pizza eaten be "x

Amount of pizza ate by Tom is 1/3 xAmount of pizza ate by Ben is 1/3 x

Total pizza ate = x/3 + x/3

Total pizza eaten = 2x/3

Amount of pizza left = x - 2x/3

Amount of pizza left = (3x-2x)/3

Amount of pizza left = x/3

Hence one-third of the pizza will be left

Learn more on ratio and proportion here: https://brainly.com/question/21602143

rite an equation in standard form of the circle with the given properties.
Center at the origin; r = square root 6

Answers

Answer:

x² + y² = 6

Circle Center at the origin; r = square root 6

(x - 0)² + (y - 0)² = (✓6)²

x² + y² = 6

A circle fountain has a radius of 12 feet. What is the circumference of the fountain? Please explain your answer. Use 3.14 to solve.

Answers

Answer:

75.36 feet

Step-by-step explanation:

It’s in the attachment below!

Need help on this please any one

Answers

Answer:

[tex] \sqrt{29} [/tex]

n
2. (a) If ^nP2= 20, find the value of n.
2​

Answers

Answer:

[tex]n = 5[/tex]

Step-by-step explanation:

Given

[tex]^nP_2 = 20[/tex]

Required

Find n

To do this, we apply permutation formula.

[tex]^nP_r = \frac{n!}{(n-r)!}[/tex]

So, we have:

[tex]\frac{n!}{(n-2)!} = 20[/tex]

Expand the numerator

[tex]\frac{n(n-1)(n-2)!}{(n-2)!} = 20[/tex]

Divide by (n-2)!

[tex]n(n-1)= 20[/tex]

Expand

[tex]n^2 - n = 20[/tex]

[tex]n^2 - n - 20 = 0[/tex]

Expand

[tex]n^2 +4n -5n - 20 = 0[/tex]

Factorize

[tex]n(n+4)-5(n+4)= 0[/tex]

[tex](n-5)(n+4) = 0[/tex]

[tex]n - 5 = 0[/tex] or [tex]n + 4 = 0[/tex]

[tex]n = 5[/tex] or [tex]n = -4[/tex]

Since n cannot be negative, then:

[tex]n = 5[/tex]

which of the following expressions below represent the phrase 8 times a number w less three​

Answers

Answer:

8w - 3

Step-by-step explanation:

Number "W" - variable

less - subtraction

Each side of a square sticky note is 9 centimeters long. What is the sticky note's area?

Answers

Answer:

Have not done this in a while but I believe it is 81

Step-by-step explanation:

Please excuse me if I am wrong but hope this helps

Simplify the expression given below.



A.

B.

C.

D.

Answers

Which expression?? Can u please post it I wanna help!

Based on historical data, your team knows what proportion of the company's number of orders come from Indiana residents. However, your team would like to expand its orders beyond the state of Indiana. By the end of this year, you think you would like your total proportion of orders from Indiana to be between 0.66 and 0.73. If you took a simple random sample of 99 current orders, what is the probability that the sample proportion of sales to Indiana residents is between 0.66 and 0.73

Answers

This question is incomplete, the complete question is;

Based on historical data, your team knows what proportion of the company's number of orders come from Indiana residents. However, your team would like to expand its orders beyond the state of Indiana. By the end of this year, you think you would like your total proportion of orders from Indiana to be between 0.66 and 0.73. If you took a simple random sample of 99 current orders, what is the probability that the sample proportion of sales to Indiana residents is between 0.66 and 0.73

Note: You should carefully round any intermediate calculations to 4 decimal places to match wamap's approach and calculations. After you round to 4 places, use THAT rounded value in later steps. You may need an appropriate population proportion (which you actually found in a previous problem).

Some data:

Total population: 2327

Indiana residents: 1845

Other: 482

Frequency table results for Total Sales:

Count = 2327

Total Sales                          Frequency

0 to 200                                1960

200 to 400                           303

400 to 600                            53

600 to 800                             9

800 to 1000                            2

Answer:

The probability that the sample proportion of sales to Indiana residents is between 0.66 and 0.73 is 0.0612

Step-by-step explanation:

Given the data in the question;

p" = Indiana residents / Total population

p" =  1845 / 2327

p" = 0.7929

Now, the probability that the sample proportion of sales to Indiana residents is between 0.66 and 0.73 will be;

P( 0.66 < p < 0.73 ) = P{ [x1 - p" / √( p"(1-p")/n )] < p < [x2 - p" / √( p"(1-p")/n )] }

we substitute

= P{ [0.66 - 0.7929 / √( 0.7929(1-0.7929)/99 )] < p < [0.73 - 0.7929 / √( 0.7929(1-0.7929)/99 )] }

=  P{ [-0.1329 / 0.0407] < p < [-0.0629 / 0.0407] }

= P{ -3.2654 < z < -1.5455 }

= ⊕( -1.5455) - ⊕(-3.2654)

from the standard normal table;

= 0.0618 - 0.0006

P( 0.66 < p < 0.73 ) = 0.0612

Therefore, the probability that the sample proportion of sales to Indiana residents is between 0.66 and 0.73 is 0.0612

Help please I’ll give u brainliest but pls explain how as well

Answers

Answer:

Its 9!

Step-by-step explanation:

6×3=18

18/2=9

Hope this helps and don't forget to follow!

a table bought for $450 was sold for $975 what the profit?​

Answers

$525--------------------------

Step-by-step explanation:

cost price = $450selling price = $975

profit = selling price - cost price

= $975 - $450

= $525--------------------------FOLLOW ME
the answer is $525 have a great rest of your day

Find the value of x and y​

Answers

Answer:

x = 63°, y = 27°

Step-by-step explanation:

We know that x + y = 90°

Since ∠ x and 117° are on the same line, they are adjacent angles and add up to 180°.

x + 117 = 180

x = 180 - 117

x = 63°

Now back to the first equation:

x + y = 90°

63 + y = 90

y = 90 - 63

y = 27°

Answer:

x=63

y=27

Step-by-step explanation:

x y 117 son suplementarios x+117=180, entonces para obtener x debemos de restarle 117 a 180

el angul x y y son complementarios x+y=90 , en el anterior x nos dio igual a 63, entonces 90-63=y(que y es 27)

A car is advertised for £3000.
The car will be in a sale next month.
Tom can afford to pay £2500.

By what percentage will the price have to be reduced so that he can afford the car?

Answers

Answer:

Hello, Guys..

The Answer for this would be this..

percentage of this will be 5% ..

Step-by-step explanation:

Hope you have received your answer..

Happy Learning!..

With the information given, can you prove
that this quadrilateral is a parallelogram?
Yes
No

Answers

Answer:

no

Step-by-step explanation:

The provided quadrilateral is a parallelogram because diagonals are bisecting each other option Yes is correct.

What is parallelogram?

In two-dimensional geometry, it is a plane shape having four sides, in which two pairs of sides are parallel to each other and equal in length. The sum of all angles in a parallelogram is 360°.

It is given that:

A quadrilateral is given in the picture.

As we know, in the parallelogram the diagonals of the parallelogram bisect each other.

In the figure, it is given that the diagonals are bisecting each other.

From the figure, the two opposite sides are parallel.

In the parallelogram the pair of opposite sides are parallel.

Thus, the provided quadrilateral is a parallelogram because diagonals are bisecting each other option Yes is correct.

Learn more about the parallelogram here:

brainly.com/question/1563728

#SPJ2

You have 5/8 of a large bottle of shampoo. You pour 3/10 of the shampoo into a smaller bottle. How much of the entire large bottle do you pour into the smaller bottle

Answers

Answer:

13/40

Step-by-step explanation:

Answer:

Step-by-step explanation:

if you have 5/8 of a large bottle of shampoo,

(5/8)*(3/10)=15/80=3/16

WILL MARK BRAINLIEST ONLY HAVE 10 MINUTES AND EXTRA POINTS IF BOTH ANSWERED

Answers

Answer:

#3.) A

#4.) C

Step-by-step explanation:

Answer:

3) D) 30°

4) A) 5°

Step-by-step explanation:

3) (24+36+55+65)÷4=45

(72+78)÷2=75

75-45=30

4) 30÷6=5

Identify the diameter of circle A

AB
AS
BT
TS

Answers

[tex]\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}[/tex]

Actually Welcome to the Concept of the Circles.

Since we know that, diameter is always twice of radius, and also one important point that,

A diameter is the longest chord of the circle passing from the centre of the circle, hence here,

BT is the diameter of the circle,

option c.) BT

Answer:

BT

Step-by-step explanation:

This is because a line which passes through the centre of a circle and falls on the circumference is called the diameter.

20. A grocer sells mangos for $4 per pound and apples for $3 per pound. The grocer starts with

45 pounds of mangos and 50 pounds of apples each day. The grocer's goal is to make at

combinations of mangos and apples that could be sold to meet the goal. List two possible

combinations

Describe all possible solutions

Answers

Complete question :

A grocer sells mangos for $4 per pound and apples for $3 per pound. The grocer starts with

45 pounds of mangos and 50 pounds of apples each day. The grocer's goal is to make atleast $300 each day. What combinations of mangos and apples that could be sold to meet the goal. List two possible

combinations

Answer:

m = 45 ;a = 40

m = 45 ; a = 45

Step-by-step explanation:

Mangoes, m = $4

Apples, a = $3

Total :

45 pounds of mangoes

50 pounds of apple

4m + 3a ≥ 300

If m = 45

a = 40

4(45) + 3(40)

180 + 120 = 300

If m = 45 ; a = 45

4(45) + 3(45)

180 + 135 = 315

Hence, 2 possible combination :

m = 45 ;a = 40

m = 45 ; a = 45

For all possible solutions :

4m + 3a ≥ 300

The legs of a right triangle are 3 and 6. Find the length of the hypotenuse

Answers

Answer:

6.71 unit

Step-by-step explanation:

Given that:

Legs of a right angle triangle are 3 and 6

From Pythagoras rule;

Hypotenus = sqrt(Adjacent² + opposite²)

Both legs are adjacent and opposite

Hence,

Hypotenus = sqrt(3² + 6²)

Hypotenus = sqrt(9 + 36)

Hypotenus = sqrt(45)

Hypotenus = 6.708

Hypotenus = 6.71

Please help!
What is the value of x?

Answers

The value of x is 4/3

Que es una ecuación cuadrática

Answers

Step-by-step explanation:

En álgebra, una ecuación cuadrática es cualquier ecuación que se puede reorganizar en forma estándar como ax ^ {2} + bx + c = 0 donde x representa una incógnita, y a, byc representan números conocidos, donde a ≠ 0. Si a = 0, entonces la ecuación es lineal, no cuadrática, ya que no hay término ax ^ 2.

Solve 5(3C - 2) - 7c = 40 - 20

Answers

Answer:

Step-by-step explanation:

Answer:

C  =  2 +

7c

15

Step-by-step explanation:

3/4(1/6x+16)=3/7(4 3/8x-21) I WILL AWORD BRILLENEST :>

Answers

Answer:

x=12

Step-by-step explanation:

Let's solve your equation step-by-step.

34(16x+16)=37((438)(x)−21)

Step 1: Simplify both sides of the equation.

18x+12=158x−9

Step 2: Subtract 15/8x from both sides.

18x+12−158x=158x−9−158x

−74x+12=−9

Step 3: Subtract 12 from both sides.

−74x+12−12=−9−12

−74x=−21

Step 4: Multiply both sides by 4/(-7).

(4−7)*(−74x)=(4−7)*(−21)

x=12

Answer:

x=12

Answer:

x = 12

Step-by-step explanation:

34(16x + 16) = 37((438)(x) − 21)

18x + 12 = 158x − 9

18x + 12 − 158x = 158x − 9 − 158x

−74x + 12 = −9

−74x + 12 −12 = −9 −12

−74x = −21

(4−7) × (−74x) = (4−7) × (−21)

x = 12

Which is greater than 4?

Answers

do you mean numbers 5 6 7 8 9 10

Answer:

Every number except for 0, 1,2,3

water is placed in a cylinder bucket own a bench The bucket has a diameter of 12 in and a height of 12 in The bench is capable of holding 200 lb per cubic feet water weighs 64.2 cubic feet how much does the water in the bucket weigh​

Answers

Answer:

bucket of water = 50.397 lbs

Step-by-step explanation:

Pi(r^2)(h) = volume

3.14(6^2)(12) = 1356.48 in^3 = volume of bucket

one ft^3 = 12 x 12 x 12 = 1728 in^3

1356.48/1728 = 0.785 ft^3 (volume of bucket)

0.785(64.2) = 50.397 lbs

i need these answers quickly, all questions

Answers

Answer:

1.) R = 9 in

2.) R = 14.5 m

3.) D = 42 ft

4.) 26 mm

5.) 131.88 m

6.) 34.54 in

7.) 25.12 yd

8.) 28.26 mm

9.) 43.96 in

10.) 197.82 cm

11.) 263.76 cm

12.) 94.2 cm

13.) 97.34 m

14.) 138.16 cm

15.) 47.1 yd

16.) 285.74 cm

Step-by-step explanation:

2(pi)r... literally plugged in

-1>2.5 true or false

Answers

Answer:

false

Step-by-step explanation:

-1 is negative hvxdshvxjshvxhsdvxhjvsdhjx wdvx dwvjxvhwdjvxhjdwvxjgvdexhjvdshxvdsjhxvhdjsvxhds

(2,3), y = (3/2)x - 1

Answers

I'm just as confused as you are

Can someone help me pls I need help realllll bad right now someone pls

Answers

Answer:

A,C,and E!

Step-by-step explanation:

Obtuse=>90

Equilateral triangles do not have right angles, because then the angles wouldn't be equal!

Both acute and Equilateral have angles smaller than 90!

Hope this helps, and don't forget to follow!

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