Simona si Andrei au impreuna 648 de lei. Andrei are o suma de trei ori mai mare decat a Simonei. Cei doi copii hotarascsa cumpere un joc Lego care costa 128 de lei. Afla cati bani ii raman fiecarui copil, stiind ca ei au cheltuit sume egale.

DATI-MI VA ROG RASPUNS SI EXPLICATIE XX DAU COROANA XX

Answers

Answer 1
648= 3 x a
3 x a=648 
Take 648 divide by 2 get 224 
divide 224 by 2 get 112 multiply by 3 get 336 
648 - 336 equals 312 
312=s  336=a 
s + a = x 
312 - 64 + 336 - 64 = 
312 -64= 248 
336 - 272 
x= 336 - 272 
336 - 272= 64 
64 x 3= 192 
so Simone has 192




Related Questions

what time will it be 20 minutes after 3:30p.m

Answers

3:50 is the time 3:30+20
3:50pm since you do 30+20 which is 50 so 3:50

The ratio of clownfish to angelfish at a pet store is 5:4 the ratio of angelfish to goldfish is 4:3 there are 60 clownfish at the pet store .

Answers

So if there are 60 clownfish and the ratio from clownfish to angelfish is 5:4, this is the equation you are looking at:
5:4 = 60:? 
To find ? you have to do 60 divided by 5 which equals 12 and multiply it times 4 to see how many angelfish there will be if there are 60 clownfish.
12 x 4 = 48
So if there are 60 clownfish there will be 48 angelfish. The ratio is 60:48


For the next one, same thing if there are 48 angelfish, then you are looking at this equation: 
4:3 = 48:? 
Again, we solve like we did the last one. 
48 divided by 4= 12
3 x 12= 36
So, if there are 48 angelfish there will be 36 goldfish. The ratio is 48:36 
I hope this helps:)

The number of angelfish and goldfish are required.

The number of angelfish is 48 and goldfish is 36.

The ratio of clownfish to angelfish is

[tex]\dfrac{c}{a}=\dfrac{5}{4}[/tex]

Ratio of angelfish to goldfish is

[tex]\dfrac{a}{g}=\dfrac{4}{3}[/tex]

Number of clownfish is [tex]c=60[/tex]

From the given ratios

[tex]\dfrac{60}{a}=\dfrac{5}{4}\\\Rightarrow a=\dfrac{60\times 4}{5}\\\Rightarrow a=48[/tex]

[tex]\dfrac{48}{g}=\dfrac{4}{3}\\\Rightarrow g=\dfrac{48\times 3}{4}\\\Rightarrow g=36[/tex]

The number of angelfish is 48 and goldfish is 36.

Learn more:

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https://brainly.com/question/13419413

8+3(16-12) I got 16 but I want to make sure I'm correct

Answers

8 + 3(16-12)

8 + 3(4)

8 + 12

20 is your answer

hope this helps

Two scientists are measuring lava temperatures. One scientist records temperature of 1725 degrees Fahrenheit. The other scientist records a temperature of 950 degrees Celsius. Which is the greatest temperature? (Use C= 5/9(F - 32)

Answers

We will convert all units to degree Celcius in order to be able to compare the values.
We are given the following relation:
T(°C) = (T(°F) - 32) × 5/9

Therefore:
Scientist 1 records a temperature of  1725 degree Fahrenheit which is equivalent to:
T(°C) = (1725 - 32) × 5/9 = 940.556 degrees celcius
Scientist 2 records a temperature of 950 degrees celcius.

By comparing the values, we will find that the temperature measured by scientist 2 has a greater value.


Final answer:

To compare temperatures, convert them to the same unit. In this case, 1725°F is the greatest temperature between 1725°F and 1742°F.

Explanation:

Converting temperatures: To compare temperatures, we must convert them to the same unit. The first scientist recorded 1725°F, and the second scientist recorded 950°C. Converting 950°C to Fahrenheit, we get 1742°F. Therefore, 1725°F is the greatest temperature.

What is 5 4/7 / -1/5

Answers

Greetings!

To compare two fractions, they must in the same form. Convert the Mixed Fraction into an Improper Fraction. This is done by multplying the whole number by the denominator and adding this product to the numerator:
[tex]5*7=35 \\ 35+4=39[/tex]
Therefore, the improper fraction would be: [tex] \frac{39}{7}[/tex]

Next, an easy way to divide fraction is to multiply the fraction by the reciprocal:
[tex]\frac{39}{7}/\frac{-1}{5} [/tex]
is equal to:
[tex]\frac{39}{7}*\frac{-5}{1} [/tex]
The Answer Is:
[tex]-195/7[/tex]
 
Hope this helps.
-Benjamin

what is the positive solution to the equation 0=1/3x^2-3

Answers

Let's solve your equation step-by-step.0=13x2−3Step 1: Subtract 1/3x^2 from both sides.0−13x2 = 13x2−3−13x2−13x2 = −3Step 2: Divide both sides by (-1)/3.−13x2 − 13=− 3 −13x2 = 9Step 3: Take square root.x=±√9x=3 or x=−3Answer:x=3 or x=−3

You can use the simplified equation to find the solution.

The positive solution of given equation is x  = 3

What is a positive solution of given equation?


When we find the solution of the equation, we find the values of the variables for which the given equation is correct. Sometimes the values of the solutions comes out negative and sometimes positive and sometimes both or can be 0 too.

To find positive solutions, we only consider those solutions which are positive.

Simplification of the given equation

[tex]0 = \dfrac{1}{3}x^2 - 3\\ \\ \text{Adding 3 on both sides}\\ \\ 3 = \dfrac{1}{3}x^2\\ \\ \text{Multiplying 3 on both sides}\\\\ 9 = x^2\\ \\\\ \text{taking square root}\\ 3 = \pm x\\ x = \mp 3 \\ (x = 3), (x = -3)[/tex]

Thus, x = 3, and x = -3 are the solutions to given equation.

The positive solution to the given equation is x = 3.

Learn more about solutions of quadratic equations here:

https://brainly.com/question/3358603?

A rectangular building lot is three times as long as it is wide. Find a function that models its area A in terms of its width W

Answers

3w * w = A;   This would be the correct function

The function that models the rectangular building area A in terms of its width W is [tex]A = 3w^{2}[/tex]

From the question, a rectangular building lot is three times as long as it is wide.

Let the width be [tex]w[/tex] and the length be [tex]l[/tex]

Then we can write from the above statement that

[tex]l = 3w[/tex] ------ (1)

Now, for a function that models its area A in terms of its width w, that means we should write an equation for the area in terms of its width only.

From the formula for area of a rectangle,

Area = length × width

∴ [tex]A = l \times w[/tex]

From equation (1), we have that [tex]l = 3w[/tex]

Substitute this into the area formula,

[tex]A = l \times w[/tex]

We get

[tex]A = 3w \times w[/tex]

Then,

[tex]A = 3w^{2}[/tex]

Hence, the function that models the rectangular building area A in terms of its width W is [tex]A = 3w^{2}[/tex]

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A googol is a large number that is the digit one followed by one hundred zeros. If you multiply a googol by 100, how many zeros will that product have? Please help the best answer I will mark as brainliest!

Answers

The answer is: 1e+102 

Between what 2 integers does √89 fall?

Question 5 options:

9 and 10


10 and 11


11 and 12


12 and 13

Answers

The answer is 9 and 10.

Hope this helps!! :)

9,540,00 in expanded for in exponents

Answers

think you are missing a 0 at the end. if so it would be written as:
9x10 ^6
+5x10^5
+4x10^4
+0x10^3
+0x10^2
+0x10^1
+0x10^0

Select the expressions that are equivalent to 5(w+5)

Answers

5w+25 hope this helps
I don't see any expression to choose from, but the only expression I can think of that's equivalent to 5(w+5) is 5w+25

Set up and solve a system of equations to solve the problem.

Casey wants to buy a gym membership. one gym has a $150 joining fee and costs $35 per month. Another gym has no joining fee and costs $60 per month. When would Casey pay the same amount to be a member of either gym? How much would he pay?

Answers

Answer:6 months 360

Ft: 150+35t=60 t

G(t): 60t

Step-by-step explanation:

What is 15/24 as a decimal?

Answers

Fractions represent division. The top gets divided by the bottom. Or, to use mathematical terms, the denominator is the divisor and the numerator is the dividend.

[tex]\frac{15}{24}[/tex] = 15 ÷ 24 = 0.625

PLEASE HELP I WILL GIVE POINTS
Which correctly shows how to use the GCF and the distributive property to find an expression equivalent to 45 + 72?

3(15 + 24)
9(5 + 8)
(5)(9) + (2)(36)
(3)(15) + (8)(9)

Answers

45 + 72......GCF is 9

(9 * 5) + (9 * 8) = 9(5 + 8)

The expression 9x^2 -5x -7 has ___ terms and a constant of ___.

A. 3, -7

B. 5, -7

C. 3, 7

D. -5, 7

Answers

it should have 3 terms and a constant of -7
A is the answer

Mia's cat weighs 13 pounds ,7 ounces .about what is that weight in kilograms ?

Answers

the approximately 6.09 kilograms
About 6.09 kilograms

i do not get number 8... can someone help me?

Answers

The rate is the difference in pressure divided by the difference in depth.
It's finding the slope between two points (depth, pressure).

rate = (pressure 2 - pressure 1)/(depth 2 - depth 1)

rate = (44.4 - 29.55)/(66 - 33) = 14.85/33 = 0.45

The rate is 0.45 psi/ft.

Which is an equation in point-slope form of the line that passes through the points (4, 5) and (−3, −1) ?
a. y−1=6/7(x−3)

b. y+1=6/5(x+3)

c. y+3=7/6(x+1)

d. y+1=6/7(x+3)

Answers

the slope (m) is (5 - -1) / 4 --3 = 6/7

y - y1 = (6/7)(x - x1)

y -  -1 = (6/7)( x - -3)

y + 1 = 6/7(x + 3)

Its D

what is the least common multiple of 8 and 32

Answers

The least common multiple is 32

Debra started a babysitting business. She purchased toys, snacks, and other supplies. She charged an hourly rate for each child. The expression −145+6y−145+6y represents the profit Debra has earned from her babysitting business. Which expression represents the total amount Debra earns from babysitting?

A) y

B) −145

C) 6y

D) 6

Answers

Given that the expression -145 + 6y represents the the profit Debra has earned from he babysitting business.

The "-145" part of the expression represents her expenses, while the "6y"part represents her earnings.

Therefore, the expression that represents the total amount Debra earns from babysitting is 6y.

wade purchased 3 videos and one music CD, the CD cost wade $12.99 if he paid the same amount of each video and spent a total of $42.96,how much did each video cost?

Answers

Final answer:

To find the cost of each video, subtract the cost of the CD from the total amount spent, and then divide by the number of videos. Each video cost Wade $9.99.

Explanation:

The student's question involves a basic algebra problem where Wade purchased 3 videos and one music CD. The cost of the music CD was $12.99, and the total spent was $42.96. We need to determine how much each video cost.

Firstly, subtract the cost of the music CD from the total spent to find the total cost of the videos:

$42.96 - $12.99 = $29.97.

This means the total cost for the 3 videos is $29.97. Since Wade paid the same amount for each video, we divide the total cost of the videos by the number of videos:

$29.97 ÷ 3 videos = $9.99 per video.

Therefore, each video cost Wade $9.99.

List the hierarchy of organization in a snowy owl.

Answers

The hierarchy of biological organization in a snowy owl involves various nested levels from the most inclusive, the biosphere, to the least complex, atoms. Each level, from biomes to molecules, represents a stage of increasingly specific categorization.

Hierarchy of Biological Organization in a Snowy Owl

The hierarchy of biological organization describes the levels of biological world organization from the most inclusive to the least complex levels. When considering a snowy owl or any other organism, this involves the following hierarchy:

Biosphere - The global ecological system integrating all living beings and their relationships.

Biome - A large community of plants and animals that occupies a distinct region such as tundra where snowy owls may be found.

Ecosystem - The community of living organisms in conjunction with the nonliving components of their environment interacting as a system.

Community - An assembly of different species within a defined area.

Population - A group of individuals of the same species that live in the same area.

Organism - An individual living entity such as a single snowy owl.

Organ Systems - A group of organs that work together to accomplish specific functions.

Organs - Composed of tissues that perform a specific function or group of functions.

Tissues - An ensemble of similar cells from the same origin that carry out a specific function.

Cells - The smallest unit of life.

Organelles - A subunit within a cell that has a specialized function.

Molecules - A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.

Atoms - The smallest unit of a chemical element.

The snowy owl, as an organism, falls into this hierarchy at the organism level, but is also part of each of these nested levels up to the biosphere.

The process of arriving at an approximate answer to a computation such as 0.79 times 403 is called​

Answers

The process is called estimation
In estimation, we will do a rough calculation of value, quantity, or number.
In most cases, estimation is used if the detail of smaller value is not really mattered that much. In decimal calculation, the most important number is the first number behind the point
So when calculating  0.79 times 403 , most people will make a rough calculation by changing 0.79 to 0.8 instead because the difference wouldn't be matter that much

Find the GCF of 8xy and 32xyz

Answers

4xyz, because what is the greatest factor, you divide 32 by 8, and get 4 and grind down the variables

denna is four more than three times older than ted. the sum of their ages is 60. how old is ted?

Answers

60 the sum is 60? Right so I’m guessing this is a trick question
60 minus 4 is 56. For example. if ted is 10, Denna is 30, totaling 40. to apply this to our problem, we'd divide 56 by 4. Ted is 14, as 3 times 14 is 42. Denna is 42 plus Ted being 14 is 56. 56+4 is 60.

Evaluate the expression 3x + 4y/2 for x = 1.5 and y = 2.5 .

A. 2

B. 4.25

C. 6.25

D. 7.25

Answers

bro..
write down the question and take a pic and upload
it's not comprehensive enough like this

What is a high school Academic Decathlon?

Answers

A high school academic decathlon is an academic competition consisting of 7 multiple choice tests, 2 performance events, and an essay.

The High School Academic Decathlon is a competition involving ten academic events where students compete individually and as a team in subjects like mathematics, science, and social science. The competition promotes teamwork, public speaking, and scholastic excellence. Teams are categorized based on GPA, and all participants take part in each event.

The High School Academic Decathlon is a rigorous academic competition where students compete in a series of ten events covering various subjects. These events include mathematics, science, economics, social science, literature, art, music, and speech. The competition is designed to encourage scholastic excellence, public speaking, and teamwork.

Teams are usually composed of nine students, divided into three categories based on their GPA: Honors, Scholastic, and Varsity. Each student participates in all ten areas of the competition, contributing to both individual and team scores.

Participating in the Academic Decathlon not only boosts students' academic achievements but also helps them develop important skills such as time management, critical thinking, and public speaking. For example, a student who is teased by her basketball team for her academic award is navigating the balance between athletic and academic achievements, showcasing the multifaceted nature of high school life.

Here are two shapes with the same area. Work out the perimiter of the rectangle.

Answers

So, we know the perimeter is 24 cm. and the top part is the left part, (x) + 2, but remember, we need to have it be a number that, multiplied by 2, is 24. So, using this formula, the length, (top / bottom) is 7, and x = 5. Because 5 + 5 = 10, and when length is +2, it adds up to 14. 10 + 14 = 24. So, length is 7, width, (left, right) is 5.

sandra plans to excersise the same number of minutes m each of the remaning three days this week in order for sandra to excersise for exactly 150 minutes this week what is the
value of m

Answers

i think its 350 because 150x the three days =350

The pine tree in George's front yard is 8.83 meters tall. What is that number rounded to the nearest tenth?

Answers

8.8 meters. In order to round to the nearest tenth you have to look at the hundredth place, 1-4 and you keep the tenth the same 5-9 you increase the tenth by 1

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