A school assembly had 600 students in attendance, and 35% of them were first-graders. How many first-graders were at the assembly?

can u also list the formula on how to do this while ur at it pls and ty

Answers

Answer 1

Answer:

210 Were First Graders

Step-by-step explanation:

35 percent of 600 is the same as 35 per hundred of 600. We can therefore make the following equation:

35/100 = X/600

To solve the equation above for X, you first switch the sides to get the X on the left side, then you multiply each side by 600, and then finally divide the numerator by the denominator on the right side to get the answer. Here is the work to illustrate:

35/100 = X/600

X/600 = 35/100

X*600/600 = 35*600/100

X = 21000/100

X = 210

The work above shows the long way to explain how to calculate 35 percent of 600 in order to give you a foundation and better understanding of how to calculate percentage. In the future, you could use this simplified formula:

(Y * P)/100

In our problem "What is 35 percent of 600?", Y is 600 and P is 35:

(600 * 35)/100 = 210

And once again you see that the answer is 210.

Answer 2

Answer:

210 kids

Step-by-step explanation:

So the formula is basically part over whole is equal to x/100%

So for here it would be x/600 = 35/100

Solve that and you will get 210


Related Questions

Yohanna is conditioning all summer to prepare for her high school’s varsity soccer team tryouts. She is incorporating walking planks into her daily training plan. Every day, she will complete five more walking planks than the day before. Yohanna starts with four walking planks on the first day. Write an explicit formula that can be used to find the number of walking planks she completes on any given day. Use the formula to calculate the number of walking planks Yohanna will do on the 11th day?

Answers

Answer:

[tex]X+5[/tex] ; On the 11th day she will do 53 planks

Step-by-step explanation:

Day:   # of planks:

1st :    3

2nd:  8

3rd:   13

4th:   18

5th:   23

6th:   28

7th:   33

8th:   38

9th:   43

10th:  48

11th:   53

How is the product of 4 and 2 shown using integer tiles?
4 positive tiles and 2 positive tiles.
4 negative tiles and 2 negative tiles.
4 sets of 2 positive tiles.
4 sets of 2 negative tiles.

Answers

Answer:

4 negative tiles and negative tiles

· A ball is dropped from a height of 256 feet. After it hits the ground, it rebounds to a height that is 75% of its previous maximum height. Use proportional reasoning to complete the table. Bounce 1 2 4 3 Maximum Height (ft) 256 Height of Bounce (ft)​

Answers

Answer:

The answer is 192 ft. :D

Step-by-step explanation:

PLEASE mark me brainliest! :)

Please answer like this:
1) -insert answer-
2) -insert answer-

Answers

Answer:

  1) 2^9 = 512

  2) 2^(3t) = 2^6 for t=2

Step-by-step explanation:

1) An exponent is used to signify repeated multiplication. Here, the factor 2 is repeated 9 times, so the expression can be written using an exponent as ...

  2^9

Using any of a variety of means, the value of this expression can be found to be ...

  2^9 = 512

__

2) Assuming the bacteria reproduce by multiplying by some factor in a given time, we can divide the original expression into 3 parts:

  (2×2×2) × (2×2×2) × (2×2×2)

If this represents the number after 3 hours, then the number after 2 hours is expected to be ...

  (2×2×2) × (2×2×2) = 2^6

That is, there will be (2 h)/(3 h) = 2/3 times as many multiplications by a factor of 2. (2/3)(9) = 6 will be the exponent for the number after 2 hours.

1. 2^9 = 512
2. as you can split up the fact in 3 hours it is 2^9 to find out one hour (divide by 3) which is 2^3 so we would just multiply it by 2 which equals 2^6

!!please help me quick!!
find the equation of the line.
y=__x+__

Answers

Y= 3x + 3. Use rise (how many it goes up or down) and divide it by run (how many it goes left or right) that number is your slope (aka M/ the number that goes with x. The number without the x attached is just where the line crosses the y axis
Y=3x+3 use rise over run and the y intercept is y

what is the answer 4.3 x .8

Answers

Answer:

The answer is 3.44

Step-by-step explanation:

4.3 × 0.8 = 3.44

The answer is 3.44

-TheUnknownScientist 72

Answer:

3.44

Step-by-step explanation:

11.50 + 1.15x = 12.65
11.50 - 11.50 + 1.15x = 12.65 - 11.50

➗ 1.15x = 1.15 ➗ what does x equal? Please explain in great detail how you figured this out also replace the = with the proper inequality sign and explain how you did that as well.

Answers

Answer: the answer is x= 1

Step-by-step explanation:

So we are dealing with 11.50 - 11.50 + 1.15x = 12.65 - 11.50

our first step is Simplify both sides of the equation so:

11.5 + -11.50 + 1.15x = 12.65 + -11.50 turns into:

(1.15x) + (11.5+ -11.5)= (12.65 + -11.5)

**we know 11.5 + -11.5 will cancel each other since they are opposite**

so it will be 1.15x= 1.15

now the very last step is to divide 1.15x on both sides which gives us 1

X=1 I hope it helps but I’m sorry if it’s wrong

Im so lost i dont get it

Answers

X always = 1
9-1x<-11

Which means
X>20 is your answer !

Which of the following expressions is equal to P/17

Answers

Answer:

a and b would work in my opinion because it doesn't say in which specific order.

Answer:

the answer is b

Step-by-step explanation:

im sorry if it was wrong

I will give brainliest to whoever answers first

Answers

Answer:u need to guess bro

Step-by-step explanation:

associative property or commutative property, or identity property or zero property

Answers

a. Commutative Property
b. Zero Property
c. Identity Property
d. Associative Property
a.) commutative property
b.) zero property
c.) identity property
d.) associative property

(−4)(−5)−(−10÷−5) .....

Answers

With PEMDAS it would be 18 I believe

Answer:

18

Step-by-step explanation:

what is the perimeter of a triangle with 3 sides that measure 8 ft, 20 ft, 12 ft

Answers

Answer:

40 ft

Step-by-step explanation:

Perimeter is the sum of all 3 sides of a triangle.

For this particular triangle, add 8+20+12:

40

Answer:

40ft

Step-by-step explanation:

to find perimeter, you have to add up all the sides.

8ft+20ft+12ft+40ft

Last two plz help!!(ty for all the help) :

14. Factor the following:
I. b2 + b - 12
j. k2 - 5k + 6

Answers

Answer:

I= (b-3) (b+4) J= (k-3) (k-2) :)

Step-by-step explanation:

Answer:

I. (B^2 + B -12) is (b-3)(b+4)

J. K^2 -5K + 6 is (k-3)(k-2)

Hope this helps

- Andrew

Help me please I dont get it

Answers

Answer:

x>10

Step-by-step explanation:

I hope it helps. Please let me know.

Answer:

2.5x > 25

Step-by-step explanation:

1. 10 + 2.5x > 35

2. 10 + 2.5x - 10 > 35 - 10 (Subtracting 10 from both sides)

3. 2.5x +10 - 10 > 35 - 10 (Group like terms)

4. 2.5x > 35 - 10 (Simplify the arithmetic)

5. 2.5x > 25

Pls help with at least one and explain how u solved it so I can do the rest myself

Answers

Answer:

14. decrease

15. divide 59.95 by 40

16. increase

1/6 divided by 2/10
whoever answers first gets a brainlyest

Answers

Answer:

The answer is 5/6.

0.83333333333- repeating

A bag of marbles contains 35 blue marbles and 15 green marbles. Which of the following shows the decimal of the fraction of green marbles in the bag?

Answers

Answer:

15.35

Step-by-step explanation:

Answer:

0.3

Step-by-step explanation:

We know the bag has 50 marbles total: (35+15=50)Now, put 15 over 50 to make it a fraction: (15/50)Finally, we figure that 15 divided by 50 equals 0.3.Thus, our answer is 0.3!

(a divided by 10) + 44 + a = 180

What is the value of a?

Show all steps.

Answers

1360 divided by 10 is 136. A = 136

to find this i subtracted 44 from 180. this gave me 136.

i was kinda confused on this question but if someone gets the same answer as me, you should use it.
So, I tried using an equation to solve , but here’s what I got. I’m sorry if this doesn’t help.

The ratio of athletes in the two teams is 3:2. After 12 athletes move from first team to second, the ratio is 5:4. Find the number of athletes on each team originally.

Answers

Step-by-step explanation:

Let the athletes be 3x and 2x.

Now, By the question we get,

(3x-12)/(2x+12) = 5/4

or, 12x-48= 10x+60

or, 2x = 108

so, x = 54

now

3x= 3×54= 162

2x = 2×54=108

The number of athletes were 162 in first team and 108 in second team originally.

x is the number of athletes on first team originally ( x > 12, x ∈ Nˣ )

y ----------------------------------------second------------------( y ∈ Nˣ )

The ratio of athletes in the two teams is 3:2

⇒      [tex]\frac{x}{y} =\frac{3}{2}[/tex]              (1)

After 12 athletes move from first team to second, the ratio is 5:4

⇒      [tex]\frac{x-12}{y+12} =\frac{5}{4}[/tex]         (2)

(1),(2)  ⇒ [tex]\left \{ {{\frac{x}{y} =\frac{3}{2}} \atop {\frac{x-12}{y+12} =\frac{5}{4}} \right. <=>\left \{ {{x=162} \atop {y=108}} \right.[/tex]

So: The first team originally has 162 numbers and the second team originally has 108 numbers

ok done. Thank to me :>

Help plz:

14. Factor the following:
e. q^2 - 7q + 12
f. r^2 + 13r + 12
g. x^2 - x - 20
h. y^2 + 5y + 6

Answers

Answer:

e. (q-3)(q-4)

f. (r+1)(r+12)

g. (x-5)(x+4)

h. (y+2)(y+3)

As a scuba diver dives deeper and deeper into the ocean, the pressure of the water on his body steadily increases. The pressure at the surface of the water is 14.7 pounds per square inch (psi). The pressure increases at a rate of 0.445 psi for each foot you descend.

Answers

Answer:

domain is the values in x axis and the range is the value in y axis

Reese has nickels and dimes in his pocket. He counts a total of 11 coins. The total value of his pocket change is 70 cents. Let 'n' represent the number of nickels and let d represent the number of dimes in Reese’s pocket.
Which equations can be used to represent the information in this problem? Check all that apply.

A) 5n + 10d = 11
B) n + d = 11
C) n + d = 70
D) 5n + 10d = 70
E) 10n + 5d = 70
REMEMBER, THIS IS MULTIPLE CHOICE :)

Answers

The combine equation that represents the information in this problem is as follows;

n + d = 11

5n + 10d = 70

He has only nickel and dimes in his pocket. The total number of coins is 11 coins. The total cost is 70 cents.

let

n = number of nickels in his pocket

d = number of dimes in his pocket

1 nickel = 5 cents

1 dime = 10 cents

Therefore,

Total number of coins:n + d = 11Total cost of the coins5n + 10d = 70

Therefore, the combine equation is as follows:

n + d = 11

5n + 10d = 70

learn more on equation here: https://brainly.com/question/22583377

Min saved 334 pennies. Rami saved 6 times as many pennies as Min.

How many pennies did Rami save?



??pennies

Answers

Answer:

2004

Step-by-step explanation:

334*6=2,004



you have too take 334 and times that by 6 , that should give you 2,004 :)
i hoped i explained it okay, have a nice day !

The area of a square root is 2.25m2. what is the length of each side of the square?

Show work pls, thank you.

Answers

Answer:

1.5 m

Step-by-step explanation:

Area = length * width

or we can say

Area = side1*side2

since they are the same we can say

Area = side * side

which also means area = side^2

so we have the area and we want the side, we need the inverse operation for squaring something. the inverse of squaring something is square rooting

so

sqrt(Area) = side

so

side = sqrt(2.25)

= 1.5 m

I feel like i made a short story long but i hope it helped =)

1.5m!!!!! sorry if wrong!

plz help meeeeeeeeeeeeee

Answers

after 6 weeks: 48kg
after 12 weeks: 21kg
w=15
function rule: r=2
I have no idea… sorry!

Answer the following questions.

Answers

Answer:

Thanks for the questions

Thank you so much!!

Which number line correctly shows –0.8 + 0.6?



A number line going from negative 1.6 to positive 1.6. An arrow goes from negative 0.8 to negative 0.2, and then backwards from 0 to negative 0.8.
A number line going from negative 1.6 to positive 1.6. An arrow goes from 0 to negative 0.8 and then from negative 0.8 to negative 1.4.
A number line going from negative 1.6 to positive 1.6. An arrow goes from 0 to 0.8 and then from 0.8 to 1.4.
A number line going from negative 1.6 to positive 1.6. An arrow goes from negative 0.6 to 0.2 and then from 0 to negative 0.6.
Mark this and return

Answers

Answer:

Step-by-step explanation:

Since -0.8 is located to the left of origin so when adding any value it will cause it to shift to the right. For example, add 0.1 to 0.8, we get a value of 0.7 shifting the arrow to the right, same goes for 0.2

-0.8 + 0.1 = -0.7

-0.8 + 0.2 = -0.6

-0.8 + 0.4 = -0.4

-0.8 + 0.6 = -0.2

In this way it ends at -0.2

Step-by-step explanation: I hope this helps:)

What is the perimeter of a rectangle with a length of 15 ft and a width of 32 ft?


A. 47 ft
B. 55 ft
C. 94 ft
D. 480 ft

Answers

Answer:

C) 94 ft

Step-by-step explanation:

The perimeter of a rectangle's formula is:

[tex]P = 2l + 2w / P = 2(l+w)[/tex]

I will use the second formula.

We are given the length of 15ft and a width of 32 ft.

[tex]P = 2(15 + 32)\\\rule{150}{0.5}\\P = 2(47)\\\\P = \boxed{94}[/tex]

The answer should be C.

Hope this helps.

Answer:

C. 94 ft.

Step-by-step explanation:

15*2=30 to find the length32*2=64 to find the width30+64=94 to find the perimeterTherefore, the answer is 94 ft.

please help me with my math problems

Answers

Answer:

a yes

byes

and that was it your answer

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