Six years ago Matt was four times as old as Brown, and in 3 years the sum of their ages will be 43 years. Find their present ages.

Answers

Answer 1

Answer:

matt=26 brown=11

Step-by-step explanation:

use ur brain and do it backwards or look at the guy above me


Related Questions

24.. A toy company makes 40 plastic harmonicas in 30 minutes. At this
rate how long will it take to make 200 harmonicas?
Proportions

Answers

Answer:

It will take 2 and a half hours

Step-by-step explanation:

Well 40 can go into 200 5 times so you would do 5 times 30 minutes which would be 150 minutes and then you would divide it by 60 to simplify which would be 2 hours and 30 minutes. So it will take 2 and a half hours to make 200 harmonicas.

200/40 = 5

5 * 30 = 150

150/60 = 2 hours and 30 minutes

Answer:

6.7 minutes

Step-by-step explanation:

From what we know, we will have to divide. The things we are dividing are the 30 minutes it took to make the 40 plastic harmonicas and the total we need of harmonicas, which is 200. By dividing 200 by 30, we get 6.666666666666667. But, we can't have that long answer, so we need to round up. Which is when we get our quotient of 6.7 minutes. If I'm wrong, please, don't be afraid to correct me. And have a good day stranger!

Edit: This answer is wrong. I was corrected and now I know what the answer is. Please do avoid this answer. But have a good day to anyone sees this!

o study student engagement, a university surveys 1,390 college freshman and determines that 470 of them participate in a recreational sport. The university would like to estimate the proportion of all college freshman that participate in a recreational sport at a 95% confidence interval. What is the upper bound of the confidence interval built by the university

Answers

Answer:

46

Step-by-step explanation:

You buy a laptop that
originally cost $660.
It was on sale for 20%
off. You paid 8% tax
on the sale price.
What was the total amount that you paid?

Answers

Answer:

$528.00

Step-by-step explanation:

I hope this helps :)

You paid 570.24 in total.


A commission is a fee paid to a salesperson based
on a percent of sales. Suppose a salesperson at a
jewelry store earns a 6% commission. What
commission would be earned for selling a ring
that cost $1300 dollars?

Answers

Answer:78

Step-by-step explanation:

1300x0.06=78

The commission by the salesman on the jewelry is $78.

What is commission?

A sales commission is a sum of money paid to an employee upon completion of a task, usually selling a certain amount of goods or services.

Given that, a salesperson at a jewelry store earns a 6% commission. The worth of the jewelry is $1300

The commission on the jewelry =

6% of $1300

= 1300 × 6 / 100

= 13 × 6

= 78

Hence, he earned $78 as commission.

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Help if you can -
8 commercials in 15 minutes
Find Unit Rate

Plzz show work!
Also, dont add any type of links

Thanks!! :D

Answers

Answer:

1.875 commercials a minute

Step-by-step explanation:

A dot plot displays data ______
using a small dot for each data piece.

A : Vertically

B: Graphically

C: Proportionally

Answers

A is the correct answer

I need help please pleaseeeeee

Answers

Answer:

19.64 ft

Step-by-step explanation:

7/25 = 5.5/x

7x = 137.5

x = 19.64

whats the circumference?

Answers

Answer:

40.82

Step-by-step explanation:

3.14 times 13

To get ready for school, Traci spent 1/20th
of an hour getting dressed and 1/10th of an
hour doing her hair. What is the total
amount of time she spent getting ready?
Give your answer in simplest form.

Answers

Answer:

3/5

Step-by-step explanation:

1/10+1/20=3/5

Describe several methods you could use to determine the rational zeros of a polynomial function. Which would you choose to use first? Explain.

Answers

Answer:

The Rational Zero Theorem helps us to narrow down the list of possible rational zeros for a polynomial function. Once we have done this, we can use synthetic division repeatedly to determine all of the zeros of a polynomial function.

Step-by-step explanation:

Answer:

The Rational Zero Theorem helps us to narrow down the list of possible rational zeros for a polynomial function. Once we have done this, we can use synthetic division repeatedly to determine all of the zeros of a polynomial function.

Step-by-step explanation:

Look at the system of equations below.
y = {x + 10
y = {x – 10
Which of these statements is correct?
A. The system has no solution.
B. The solution of the system is (-3,8).
C. The solution of the system is (6,-6).
D. The system has an infinite number of
tiang

Answers

Answer:

Step-by-step explanation:

A

The relationship between a relationship between his life is a stronger understanding and relationship with the revolution and his relationship between his relationship with the union of his life relationship and his life and his father relationship is a stronger understanding and understanding that his life relationship with the union and relationship is stronger understanding of understanding

The scatterplot shows the relationship between the percentage of battery life remaining in 12 smoke detectors and the number of months that the batteries have been in the smoke detectors.
Based on the scatterplot, what is the best prediction of the number of months it would take for the battery in a smoke detector to have 20 percent battery life remaining?
A-9 months
B-7 months
C-11 months
D-6 months

Answers

6 months would be the expected length

a line is parallel to y=3x-2 and intersects the point (3,5)

Answers

It says parallel so the gradient will be the same

The equation of the line that is parallel to y = 3x - 2 and intersects the point (3, 5) will be y = 3x - 4.

What is the equation of a parallel line?

Let the equation of the line be ax + by + c = 0. Then the equation of the parallel line that is parallel to the line ax + by + c = 0 is given as ax + by + d = 0.

The linear equation is given below.

y = 3x - 2

The equation of the line that is parallel to the line y = 3x - 2 will be given as,

y = 3x + c

The equation passes through (3, 5), then we have

5 = 3(3) + c

5 = 9 + c

c = - 4

Then the equation of the line will be y = 3x - 4.

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What is the answer to 3/4= 6

Answers

Answer:

False

Step-by-step explanation:

4. Calculate the compound interest earned when $8 500 at 8% per year for:
a. 3 years
b. 8 months

Answers

i’m going to say a.3 years something is telling me it’s tht

I have no idea what this question means but if anyone understands it or has an answer much help is apreciated! :)

Answers

Here, we have to factorise :

- 12n - 20

Consider the largest number which is the factor of both -12 and -20, that is -4.

→ -4 × 3n = -12n

→ -4 × 5 = -20

Taking (-4) as common,

→ -4( 3n + 5 )

Option B is correct. [tex] \checkmark [/tex]

What is the surface area of a right circular cylindrical oil can, if the radius of its base is 4 inches and its height is 11 inches? for 25 points

Answers

Step-by-step explanation:

Given

Radius (r) = 4 inches

height (h) = 11 inches

Total surface area of cylindrical oil can is

= 2πr ( r + h)

= 2 * 22 / 7 * 4 ( 4 + 11)

= 2 * 22/7 * 4 * 15

= 377.14 inches ²

If the radius of a right circular cylindrical oil can base is 4 inches and its height is 11 inches, then the surface area of that right circular cylindrical oil can is 376.99 square inches.

What is the surface area of a right circular cylindrical figure?

Let b and h be the radius of the base and height of a right circular cylindrical figure respectively. Then the surface area of this right circular cylindrical figure is 2πb(b + h).

How to solve this problem?

Given that the radius of the base of the can is 4 inches.

The height of the can is 11 inches.

Then the surface area of the can = 2π * 4(4 + 11) = 8π(15) = 120π = 376.99 square inches

Therefore, If the radius of a right circular cylindrical oil can base is 4 inches and its height is 11 inches, then the surface area of that right circular cylindrical oil can is 376.99 square inches.

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help please , i need it asap ! ty

Answers

Answer:

7.5

Step-by-step explanation:

Answer:

Step-by-step explanation:

If the one side = 3 and the other side (4.5) is supposed to be the same all it is is 4.5/3 which is 1.5. 1.5 times 5 ( the bottom side) is 7.5! X=7.5

Aquarium is a square prism. What is the height of the aquarium if it has a volume of three cubic units and a width of 3 feet?

Answers

Answer:

1

Step-by-step explanation:

x*3=3

x=1

4x^2+19x+19=0 to the nearest tenth

Answers

Answer:

the answer is

Step-by-step explanation:

When can you write ratios as a fraction?

Answers

Answer:

In a mathequation when needed

Step-by-step explanation:

y = 4x + 8 when x = 3y

Answers

Answer:

-8/11

Step-by-step explanation:

what are you trying to isolate

How many zeros are in the product 4 x 10 7th power

Answers

Answer:

7 or 40,000,000

Step-by-step explanation:

The exponent (^7) is how many zeros for the 10. if there is 10^2 its just 100 because it's 10 * 10 or 100 (notice the zeros in the 10 * 10 equation? yup, there's 2) and the 4 is basically 4 * 10, it changes the 10 like 4*1 but with a lot of zeros if there were exponents (10^2) so just put them together and you get 4 * 10^7

10^7 (its just 10 times itself 7 times) = 10,000,000

4 * 10,000,000 = 40,000,000

Hope this helps

~R3V0

Jazzmine took out a loan of $17,500 to buy a new car. She received a 3.5% interest rate compounded annually and paid $3,274.50 in interest. How long did it take Jazzmine to pay off the loan?

Answers

Answer:

Time period = 5 year (Approx.)

Step-by-step explanation:

Given:

Amount of loan = $17,500

Rate of interest = 3.5% compounded annually

Amount paid as interest = $3,247.5

Find:

Time period

Computation:

Using compounded interest formula

I = P[(1+r)ⁿ - 1]

3,247.50 = 17,500[(1+3.5%)ⁿ - 1]

3,247.50 = 17,500[(1+0.035)ⁿ - 1]

3,247.50 = 17,500[(1.035)ⁿ - 1]

Time period = 4.948

Time period = 5 year (Approx.)

Please help, test due in 2 hours! Will give good review and brainliest. :)

Answers

Answer:

triangle and rectangle??

Step-by-step explanation:

PLEASE I NEED THIS NOW, AND EXPLICATION

Answers

Answer:49.5

Step-by-step explanation:so if 1 inch equal to 3 yards then 7.5 will be 21.5  and 6 inchs will be 18 so if you all together you will get 49.5

Answer:

36

Step-by-step explanation The answer would be  36 because A=a2=62=36 and the math added to 36 hope this helped.

PLS HELP WILL CHOOSE BRAINLY NO SENDING LINKS! Which conditions will result in the construction of a unique triangle? Select TWO answer choices.

Answers

Answer:

not sure about second, but one is the 30, 60, 90 angle triangle. That one i'm 100 percent sure of (30, 60, 90).

Step-by-step explanation:

PLEASE HELP! WILL GIVE BRAINLIEST! After substituting, what is the first step when evaluating 4y+9 when y=82 O Add 4 and 9. O Multiply 8 by 4. O Divide 9 by 7 O Divide 4 by 7.​

Answers

Answer:

The answer is c

Step-by-step explanation:

Determine the measure of the missing angle in the figure below.
DRAG & DROP THE ANSWER
90
45
75
Missing angle:

Answers

Answer:

Step-by-step explanation:

According to the graph, where was Diego when he was going the slowest during the race?

Answers

Answer:

Excuse Me, I believe you forgot to put your picture in your question! I would highly recommend reposting your question for the desired answer(s) that your looking for!

Have a GREAT day!

Yours Truely, TheAnimeCatUwU

Answer:

https://brainly.com/question/22920148?answering=true&answeringSource=feedPublic%2FhomePage%2F1

Step-by-step explanation:

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