The ages of a man and his son are in the ratio 4:1. The man is 36years old, how old is the son?

Answers

Answer 1
The son is 9 since 9x4 is 36, so the ratio of their ages is written as 36/9

Related Questions

Which symbol correctly compares these fractions?

−35□−23


=

<

>

Answers

-35 is < -23.

-35 is less than -23.

-23 is closer to 0 on the number line with 12 steps than -35.

f(x)=-9/x, a=-11, I don't know how to do this and I really need help with this. Please help

Answers

Answer:

9/11

Step-by-step explanation:

f(X)=-9/X

f(a) =-9/-11

f(a)= 9/11

please help me with this sum​

Answers

Answer:

lol no34532534

Step-by-step explanation:

solve pls branliest!

Answers

Answer:

2004-(-185)=2189

-185+469=284

Step-by-step explanation:

I double checked them

Answer:

A. 3 is 1,819 feet lower than 5

B.284

Step-by-step explanation:

4✓6 × 3✓6
multiply and simplify
show work​

Answers

Answer:

3

2

Explanation:

First put change the words into an equation:

3

×

6

Now you can multiply them together as you would normally multiply:

3

×

6

=

18

Now let's prime factor 18 and see if there are any squares that we can take out of it to simplify. All we have to see is if there are 2 numbers that are the same:

18

/ \

6

3

/ \

2

3

As you can see, we have a square:

3

×

3

=

9

So take

9

out of

18

. You should have:

9

2

But since

9

=

3

we can simplify further to make:

9

2

3

2

Step-by-step explanation:

Work out the following:

a) 3/4 - 7/9 + 2/3

Answers

Answer: 23/36

Step-by-step explanation:

[tex]\frac{3}{4} -\frac{7}{9} +\frac{2}{3}[/tex]

You need to find a common denominator.

The common denominator is 36. You have to get all denominators to 36.

How to do that?

Example = [tex]\frac{3}{4} *\frac{9}{9} =\frac{27}{36}[/tex].

Do that to all the fractions.

[tex]\frac{27}{36} -\frac{28}{36} +\frac{24}{36} = \frac{23}{36}[/tex]

Álgebra ajajajajajajajajaja

Answers

a.) √64 = 8
b.) 3√125 = 15√5
c.) 4√256 = 64
d) 2√ -169 = 26

Si tienes alguna pregunta, envíeme un mensaje y lo explicaré :)

Three cubes with volumes 8 cm3, 27 cm3 and 64 cm3 are glued together to form a solid figure. What the least possible surface area (cm2) of the solid figure?

Answers

Answer:

148 cm²

Step-by-step explanation:

The cubes have sides of 2 cm, 3 cm and 4 cm respectively.

Their face area of the cubes is 4 cm², 9 cm² and 16 cm² respectively.

Total surface area of each cube is:

Side 2 cm - 6*(2*2) = 24 cm², Side 3 cm - 6*(3*3) = 54 cm², Side 4 cm - 6*(4*4) = 96 cm².

Total of three cubes:

24 + 54 + 96 = 174 cm²

When you glue the cubes together you lose an area equal to double face area of the smaller cube from the total surface area.

Possible decrease, provided full faces area covered:

2 cm cube with the other two ⇒ loss of four 2x2 faces 4*4 = 16 cm²3 cm or 4 cm cube with the other two ⇒ loss of two 3x3 and two 2x2 faces 2(9+4) = 26 cm²

The least possible surface area is:

174 - 26 = 148 cm²

☆Answer :

3Cubes :

Volume = 8cm³ ==> r = 2cmVolume = 27cm³ => r = 3cmVolume = 64cm³ => r = 4cm

Soo :

Volume - 1 = 6 × 2² = 6 × 4 = 24cm²

Volume - 2 = 6 × 3² = 6 × 9 = 54cm²

Volume - 3 = 6 × 4² = 6 × 16 = 96cm²

Totals = 24 + 54 + 96 = 174cm²

[tex] \: [/tex]

surface area = 174 - 2(3² + 2²)

surface area = 174 - 2(9 + 4)

surface area = 174 - 2(13)

surface area = 174 - 26

serface area = 148cm²

[tex] \: [/tex]

-HayabusaBrainly

A savings account has $51.75 and increases by $15 each week. The amount of money in the account isla linear function of time. Which statement best describes the rate of change and initial value of this function

Answers

Answer:

The answer is C

Step-by-step explanation:

I know this because I worked it out and I am in University

Answer:The rate of change is the money deposited per week, and the initial value is the amount of money at the start.

Step-by-step explanation:

what is the answer of 380 x 690 estimate

Answers

Answer:

26200

Step-by-step explanation:

exactly 262200

In right triangle PQR, PR = 17, RQ = 15,
= 15,
and PQ = 8. What is tan P?

Answers

Answer:

[tex]\sf\bold \longmapsto \: Tan \: P = \frac{15}{8} [/tex]

Step-by-step explanation:

We know,The formula of Tan ∅ is–

[tex]\sf\longmapsto \: \tan = \frac{opposite}{adjacent} [/tex]

Therefore,Tan P will be Option D

[tex]\sf\longmapsto \: \frac{15}{8} [/tex]

Indhu has 150 stamps and Clarissa has 78 stamps. How many stamps must Indhu give Clarissa so that they will have the same number of stamps?​

Answers

Answer:

36 stamps

Step-by-step explanation:

150+78=228

228/2=114

150-114=36

For every 6 hours, how many pizzas
are sold?
HURRYYYY

Answers

Answer: 30 pizzas are sold per hour so 180 pizzas are sold 6 hours

Step-by-step explanation:

If i make 30 pizzas per hour i can make 180 pizzas in 6 hours

so 6 x 30 = 180

i would know this because i work at a pizza place

Which of the following coordinates of points belong to the solution set of the inequality y <2x² +3x - 5?

A.(-3,2)
B.(-2,9)
C.(1,6)
D.(3,1)
E. (-1.5)​

Answers

Answer:

A , D

Step-by-step explanation:

Check the inequality for each point.

For A. (-3,2)

[tex]y < {2x}^{2} + 3x - 5 \\ 2 < {2 ( - 3)}^{2} + 3( - 3) - 5 \\ 2 < 2 \times 9 - 9 - 5 \\ 2 < 18 - 9 - 5 \\ 2 < 4 \\ [/tex]

The inequality is satisfied.

For B. (-2,9)

[tex]y < {2x}^{2} + 3x - 5 \\ 9 < 2 {( - 2)}^{2} + 3( - 2) - 5 \\ 9 < 2(4) - 6 - 5 \\ 9 < 8 - 6 - 5 \\ 9 < - 3 \\ [/tex]

The inequality is not satisfied.

For C. (1,6)

[tex]y < {2x}^{2} + 3x - 5 \\ 6 < {2(1)}^{2} + 3(1) - 5 \\ 6 < 2(1) + 3 - 5 \\ 6 < 2 + 3 - 5 \\ 6 < 0[/tex]

The inequality is not satisfied.

For D. (3,1)

[tex]y < {2x}^{2} + 3x - 5 \\ 1 < {2(3)}^{2} + 3(3) - 5 \\ 1 < 2(9) + 9 - 5 \\ 1 < 18 + 9 - 5 \\ 1 < 22 \\ [/tex]

The inequality is satisfied.

For E. (-1,5)

[tex]y < {2x}^{2} + 3x - 5 \\ 5 < {2( - 1)}^{2} + 3( - 1) - 5 \\ 5 < 2(1) - 3 - 5 \\ 5 < 2 - 3 - 5 \\ 5 < - 6 \\ [/tex]

The inequality is not satisfied.

Can someone pls help me Pls

Answers

8/9 * 1/7 is 8/63 sooo yeah

Answer:

8/63

Step-by-step explanation:

(1/7)×(8/9)=8/63

yep

Tap X can fill a bath in 12 minutes.
Tap Y can fill a bath in 6 minutes.
How long will it take to fill the bath with both taps running at the same time?

Answers

Answer:  4 minutes

============================================================

Explanation:

Let's say that this tub is 72 gallons. I picked this number since 12*6 = 72. You can pick any number you want, but I picked this number so we end up with whole number results as shown below.

Tap X can fill the 72 gallon tub in 12 minutes. Its rate is 72/12 = 6 gallons per minute. Tap Y has a rate of 12 gallons per minute because 72/6 = 12.

Add the two unit rates: 6+12 = 18

If the two taps are opened at the same time, then they will work at a rate of 18 gallons per minute.

Let x be the number of minutes. The expression 18x represents how much of the tub is full after x minutes. Set this equal to the 72 we started with earlier and solve for x.

18x = 72

x = 72/18

x = 4

It will take 4 minutes if both taps are running at the same time.

Calculate the range of change and identify the y-intercept. who ever answer this gets ranked.

Answers

Xdv de vtadbtsaby dvdw

PLEASE HELP ITS MATH THANK YOUUUU

Answers

Answer:

44 millimeters

Step-by-step explanation:

The ratio is set up as millimeters : meters

On the map, 4 millimeters : 9 meters

The actual length ratio is represented as x millimeters : 99 meters

Since we know its proportional, we can set up the equation:

4/9 = x/99

Solve:

4/9 = x/99

4 * 99 = 9x

396 = 9x

x = 44 millimeters

Another Way

Since we already know it is proportional, 99 = 9 x 11

So we can multiply 4 x 11 to get 44 millimeters.

-Chetan K

Does anyone know what 7600 53/8 simplified is

Answers

Answer:

53/8 = 53/8

Step-by-step explanation:

Here we will simplify 53/8 to its simplest form and convert it to a mixed number if necessary.

In the fraction 53/8, 53 is the numerator and 8 is the denominator.

When you ask "What is 53/8 simplified?", we assume you want to know how to simplify the numerator and denominator to their smallest values, while still keeping the same value of the fraction.

We do this by first finding the greatest common factor of 53 and 8, which is 1.

Then, we divide both 53 and 8 by the greatest common factor to get the following simplified fraction:

58/3

Therefore, this equation is true:

53/8 = 53/8

If the numerator is greater than or equal to the denominator of a fraction, then it is called an improper fraction. In that case, you could convert it into a whole number or mixed number fraction.

53/8 = 6 5/8

-Hope this helps.

Edward opens a new account and makes a deposit of $150. He then makes withdrawals of $10, $20 and $25, before depositing $30 more. What is the new balance?​

Answers

The new balance is $125
Explanation)
150-10-20-25 = 95
95 + 30 = 125
150 - 10 - 20 - 25 + 30 = 125
the new balance is $125 :)

helppppppppppp please

Answers

The answer would be 6

Answer:

6

.......

.

...........

What is 8c + c = , is it 8cc, 9c, 8c2, 8c

Answers

Answer:

9c

Step-by-step explanation:

if you take 8c and add another c, it equals 9c

Answer:

9C

Step-by-step explanation:

Please Help!!!!!!!!!!!

what is the ninth term of the arithmetic sequence a(n)=14 + 2(n-1)?

A. 21
B. 23
C. 30
D. 32

Answers

Answer:

C= 30

Step-by-step explanation:

Please help me thank you!!

Answers

Answer:

what the hell

Step-by-step explanation:

Don’t mind answers in boxes

Answers

An expression needs to contain a variable (like “x”) the variable in this case is the total amount of students. For Dance, if we use x to represent the total amount of students, then the statement “1/9 of the students” can be expressed as 1/9x. Then, since it say “29 more than one ninth of the students”, you add 29 to the expression as it’s own term( meaning don’t add 29 with the 1/9, just put them beside each other to form the expression). Doing this should give you the answer: 1/9x + 29

Dos rectas se cortan formando un ángulo de 135°. Si se sabe que la recta final tiene una pendiente igual a 4, podríamos indicar que las rectas son:

Paralelas


b.
Semirectas


c.
Secantes


d.
Perpendiculares

Answers

Las dos rectas que se cortan formando un ángulo de 135° son secantes. (Opción: C)

Las dos rectas en cuestión no pueden ser paralelas pues sus pendientes son distintas y, por consiguiente, se intersecan en algún lugar del plano.

Tampoco pueden ser semirrectas pues el enunciado indica que existen dos rectas y las rectas no tienen principio ni fin.

Mucho menos pueden ser perpendiculares, pues el ángulo es distinto a 90°.

En consecuencia, las dos rectas que se cortan formando un ángulo de 135° son secantes. (Opción: C)

Invitamos cordialmente a ver esta pregunta sobre rectas: https://brainly.com/question/21478732

can anyone heelp me pls

Answers

Answer:

I think it's b.

Step-by-step explanation:

b. ,. ....

Click on the least amount of rainfall.

Answers

The least amount is the smallest amount, 1/8.

need help with this algebra ii question

Answers

The parabola crosses the x-axis at x = 1 and x = -3.

x - 1 = 0

x = 1

x + 3 = 0

x = -3

b = 3

Hope this helps!! :)

If a unicorn went 200 miles how many feet did it take to get home?

Answers

Answer:1 mile traveled at the rate of 200 miles in 60 minutes. ... Therefore, it would take 18 seconds to travel 1 mile going at a speed of 200 miles per hour!

Step-by-step explanation:

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