Which set of numbers has 21 as a common factor?
{126, 168, 189}
{42, 88, 126}
{84, 105, 132}
{40, 63, 210}

Which set of numbers has 11 as a common factor?
{143, 221}
{154, 231}
{77, 91}
{33, 39}

Answers

Answer 1

The set {126, 168, 189} has  21 as a common factor.

The set{154, 231} has  11 as a common factor.

Common factor:

If a number m is completely divisible by number n. Then number n will be the one factor of number m.

(a). Given set of number is, {126, 168, 189}

Now check,  21 is a common factor or not.

 [tex]\frac{126}{21}=6,\frac{168}{21}=8,\frac{189}{21}=9[/tex]

It is observed that all numbers are completely divisible by 21.

So that , 21 is common factor.

(b). Given set of number is, {154, 231}

      [tex]\frac{154}{11}=14,\frac{231}{11}=21[/tex]

It is observed that all numbers are completely divisible by 11.

Learn more about the common factor here:

https://brainly.com/question/219464


Related Questions

Pls hurry !

What is the graph of the equation?
X=-3

Answers

C. x = a number will always a be a horizontal line

Answer:

I think b because line was on x-e

Robert took out an 80/20 mortgage to buy a $100,000 house. The first (80%%)
mortgage has an interest rate of 4.75%, and the second (20%) mortgage has
an interest rate of 7.525%. Both mortgages are 30-year fixed-rate mortgages.
What is the total mortgage payment for this house?

Answers

Answer:

557.51

Step-by-step explanation:

TOOK ONE FOR THE TEAM

25% of 120 = ......% of 40. What is the missing number?

Answers

Answer:

75%

Step-by-step explanation:

25% of 120=120÷4=3

30/40=75%

Check:

75% of 40=30

One angle of an isosceles triangle measures 28º. Which other angles could be in that
isosceles triangle? Choose all that apply.
76°
190
1249
28°

Answers

Answer:

28

Step-by-step explanation:

Geometryyy pls help ty

Answers

16-~7 make sure to leave the power 5 out

Answer:

15.56

Step-by-step explanation:

if ∠b is 45° then ∠c is also 45°

so AB=11 ft

using Pythagoras theorem 11²+11²= BC²

what is 91 rounded to the nearest hundred

Answers

Answer:

100

Step-by-step explanation:

Answer:

100

Step-by-step explanation:

We have the number 91 and are asked to round to the nearest 100.

When we round to a certain number, we always have to look at the number to the right of the place value being rounded to, if the numbers is 0-4, you will round down, if the number is 5-9, you round up.

Right now we have 094, 0 being the hundreds place, look to the right and see that we have 9. Therefore we round up.

100

The segments in each figure are tangent to the circle at the points shown.
Find each length.

Answers

9514 1404 393

Answer:

  RS = RT = 2

Step-by-step explanation:

The two tangents from a point are the same length.

  RS = RT

  y = y^2/2

  y^2/2 -y = 0

  y(y/2 -1) = 0 . . . . factor out y

Values of y that make these factors zero are ...

  y = 0 . . . . . . . . true if points R, S, T are coincident on the circle

  y/2 -1 = 0   ⇒   y = 2

Then the segment lengths are ...

  RS = RT = 2

What i
Bill will randomly pick one marker from a bag and one crayon from another
bag.
• There are 3 red markers, 2 green markers, and 1 blue marker in the first
bag.
• There are 2 brown crayons and 3 purple crayons in the second bag.
G
C
C
C

Answers

Answer:

Answer: B, 6/11

Step-by-step explanation:

Well we know that 3+2+1=6+3=9.

So that means we will add the 2 brown crayons to the denominator.

The denominator before we added 2 to it, it was 9 as a common denominator. If we want to get the common numerator we are going to have to add the top and that will become 9 then you will have to subtract that by 3

6/11 is also the smallest number that you can get.

You can turn the fraction into a decimal and have it that way to make it easier.

When you turn a fraction into a decimal the number is always the same but with comparing numbers it is a lot easier to do than comparing fractions

Hope this helps, and if it did I would appreciate it if you marked me as Brainllest. Have a wonderful day!

Find the slope when given the following (3,5) (-2, 0)

Answers

The slope is -1,4 causeuse the vertex

I need help on this question

Answers

Answer:

The 3rd One

Give Brainlest

Step-by-step explanation:

What is the slope of y = -4?

Answers

Answer:

0

Step-by-step explanation:

The line is horizontal.

Answer:   slope = 0

Explanation:

Think of y = -4 as y = 0x+(-4)

We see that the equation matches the form y = mx+b

m = 0 = slope

b = -4 = y intercept

Side note: this equation graphs out a horizontal line. All horizontal lines have a slope of 0.

reflect the point (2, -4) over the y-axis​

Answers

Answer:

(2,4)

Step-by-step explanation:

Answer:

-2,4

Step-by-step explanation:

Hope this helps:) just flip it will end up in quadrant 2 which ia the top left one.

NEED ANSWER NOWWWW WILL REPORT FOR INCOMPLETE ANSWER WILL GIVE BRAINLIEST FOR RIGHT ANSWER

Answers

Answer:

On the right hand side it should be m(x-x1)

Y-4=-3(x-5)

Y=-3x+19

Step-by-step explanation:

Answer:

Idc and

Step-by-step explanation:

A truck is carrying 5 cars weighing a average of 4,500 pounds each. What is the total weight in tons of the cars on the truck?

Answers

Answer:

18 tons

Step-by-step explanation:

a) Given: Weight of 1 truck=4500 pounds

Thus, weight of 8 trucks=  pounds

We know that 1 ton=2000 pounds

Thus, weight of 8 trucks in tons=

Hence, the total weight in tons the cars on the truck= 18 tons.

b) Given: Dimensions of the room are as

Length=10 yards and width= 168 inches

We know that 1 yard=3 feet and 1 inch=

Thus, length

width=

The difference between length and width=

Hence, the length of the room exceed the width by 16 feet.

HURRY I WILL CASHAPP g(n) = -2n - 4
h(n.) = 4n + 5
Find (goh)(3)
A) -38 B) 42 C) -35 D)13

Answers

Answer:

rly? the answers (C) -35

Step-by-step explanation:

Which situation can be represented by y = 10x?

Answers

c
hope that it’s correct.

Answer:

56 ok

Step-by-step explanation:

1/3 divided by 3 = ?

9 divided by 1/3 = ?

Answers

Answer:

1/3 divided by 3= 1/9

9 divided by 1/3= 27

Step-by-step explanation:

True and false math question

Answers

Answer:

I'm thinking it's false

Step-by-step explanation:

however, I would wait for another's opinion as well

Answer:

false

Step-by-step explanation:

just my opinion but if you think I'm wrong it's okay

Ken's landscape gardening business creates odd-shaped lawns that include semicircles. Find the area of this semicircular section of the lawn in this design. Use 22/7 for Pi.

Round your answer to one decimal place.
Do not include units (m2) in your answer

Answers

Attached is the complete question with the semi circular design.

Answer:

9.8 m²

Step-by-step explanation:

From the image, we can see that;

Diameter = 5 m

That means radius; r = 5/2 = 2.5 m

Now, formula for area of semi circle is;

A = ½πr²

A = ½ × π × 2.5²

A = ½ × 22/7 × 6.25

A ≈ 9.8 m²

Area of semi circular lawn = 9.8 m²

Divide 84 pens into the ratio 5:9.

Answers

9x+5x=84
14x=84
x=6

9x=54
5x=30
54:30

If x= -3 is one solution of x2 + 9x + 18, what is the other solution?​

Answers

(x+6)(x-3)
So x=-6 or x=3

What is the slope of the line whose equation is -2y = -3x + 5?

Answers

Answer:

[tex]m = \frac{3}{2}[/tex]

Step-by-step explanation:

Use the slope-intercept form y = mx + b to find the slope m.

In this way, we can conclude that we can write it in slope-intercept form, y = mx + b:

[tex]y = \frac{3}{2} x - \frac{5}{2}[/tex]

Your correct answer would be:

[tex]y = \frac{3}{2} x - \frac{5}{2}[/tex]

Have a marvelous day.

-2a = 8a – 8(2a-6)
Solve

Answers

Answer:

A = 8

Step-by-step explanation:

Answer:

a=8

Step-by-step explanation:

-2a=8a-8(2a-6)

distribute the 8

-2a=8a-16a+48

Add all the variables that have a "a" on the right

-2a=-8a+48

+8a   +8a

6a=48

divide 6 on both sides to isolate a

a=8

HOPE THIS HELPS!

I need Help with this
Fabiola's special seasoning mix has three ingredients. The recipe uses 4 parts thyme, 3 parts parsley, and 1 part green onion. If she is making 24 tbsp. of the mix, how many tbsp. of parsley does she need?
3
5
15
9

Answers

Answer: 9

Step-by-step explanation: First, you find how many parts are needed. 4+3+1=8

So, we then divide 24 by 8 to find out what one part is. This is 3

As she needs 3 parts of parsley, we multiply 3 by 3 (each part) to get 9 tbsp.

Fabiola's special seasoning mix of 24 tbsp. needs 9 tbsp. of parsley.

What is a numerical expression?

A numerical expression is a mathematical statement written in the form of numbers and unknown variables. We can form numerical expressions from statements.

Given, Fabiola's special seasoning mix has three ingredients. The recipe uses 4 parts thyme, 3 parts parsley, and 1 part green onion.

Let, 'x' be the ratio multiplier.

Therefore, 4x + 3x + x = 24.

8x = 24.

x = 3.

So, She needs 3×3 = 9 tbsp. of parsley.

learn more about numerical expressions here :

https://brainly.com/question/29199574

#SPJ2

The slope of a graph

Answers

Please post full question

Answer:

The slope of a line is rise over run. Learn how to calculate the slope of the line in a graph by finding the change in y and the change in x.

The vertical change between two points is called the rise, and the horizontal change is called the run. The slope equals the rise divided by the run: Slope =riserun Slope = rise run . You can determine the slope of a line from its graph by looking at the rise and run.

I NEED HELP ASAP!!!!!!!!Find the value of each variable in the parallelogram. I only need 26-28 please show your work.

Answers

Answer: Voila

Step-by-step explanation:

26. equal opposite sides

27. Alla angles must equal 360 so 101+101=202 360-202=158/2=79

28. Intersecting equal sides

29. Opposite sides p=5 and  since q-3=6 then q=9

30. Opposite equal angles 2m=70 so m=35 and n=110 because 360-140=220/2= 110

31. intersecting sides k+4=11 so k=7 and  m=8

Evaluate 52. Check all that apply.
The base is 5.
The exponent is 2.
The expanded form is 2 × 2 × 2 × 2 × 2.
The expanded form is 5 × 5.
52 = 25
52 = 32

Answers

Answer: a, b, d, e

Step-by-step explanation: just got it right on edge 2021

Answer:

a,b,d,e

Step-by-step explanation:

What’s the area of the figure??

Answers

Answer:

b

Step-by-step explanation:

the the area of the square is 36, because 6*6=36

the area of the semicircle on the top is 14.135, because the formula for area is pi R^2, so its 3.14*9 and then/2.

so now we add 36+14.135=50.135 rounded up =50.14

can i get brainliest please? thanks!

hope this helps!

write these fractions in order size smallest first show you're working 5/12 1/3 4/9 11/27

Answers

First find the lowest common multiple of the denominators which are 12 3 9 and 27 these all go into 108. Next divide 108 by the original denominators for example 108/12 is 9 then times 9 by the numerator which is 5 and you get 45 so the first one is 45/108. Do this for them all and order by the size of the numerator

A penguin at the zoo dives into the pool and its path is modeled by the equation: \large h\left(t\right)=t^2-6t, where h(t) is the penguin's depth, in feet, and t is the time, in seconds, since the penguin start of the dive. Find the value of h(2) . Which of these sentences best represents the meaning of this point in the context of this question?

a
6 seconds after the penguin dives in, it is 2 feet below the surface.
b
2 seconds after the penguin dives in, it is 8 feet below the surface.
c
8 seconds after the penguin dives in, it is 2 feet below the surface.
d
2 seconds after the penguin dives in, it is 6 feet below the surface.

Answers

Answer:

divide then multply

Step-by-step explanation:

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