Cards numbered 1 to 10 are placed on a table. Find probability of selecting (a) a composite number (b) a square number (c) a prime number (d) a triangular number (e) an even number.​

PLEASE HELP ME I WILL MARK YOU THE BRAINLIEST

Answers

Answer 1
A. 1/2
B. 3/10
C. 2/5
D.2/5
E. 1/2

Related Questions

Jasmine made a line plot to show the lengths of string in inches that the art teacher gave her for a craft project
Which of the following statements that Jasmine made about the string lengths are true? Select all that apply.

A. The difference between the longest length and shortest length is 14 inches.
B .I have twice as many 12-inch strings as I do 8-inch strings.
C. The total length of string that I have is 84 inches.
D. I cannot determine what the shortest string is by looking at my line plot.
E. Since I need 100 total inches of string for my project, I have enough string.

WILL GIVE BRAINLEST

Answers

Answer:

B and C

Step-by-step explanation:

I took a test

Answer:

answer is b and c

Step-by-step explanation:

Find mMK................

Answers

Answer:

Approximately mMK is 53 degrees

Step-by-step explanation:

Here, we want to find the length of MK

As we can see, we have a right triangle at LNK

so

let us find the angle at L first

9 is adjacent to the angle at L and also, 15 is the hypotenuse of the angle at L

so the trigonometric identity that connects adjacent to the hypotenuse is the cosine

It is the ratio of the adjacent to the hypotenuse

So;

cos L = 9/15

L = arc cos (9/15)

L = 53.13 degree

Approximately, L = 53 degrees

so now, we want to get the arc length MK

We are to use the angle-arc relationship here

Using this; arc length MK is equal to the measure of L at the center which is 53 degrees

15 m
4 m
4 m
160°
5 m
Find the area of the figure. Round your answer to the nearest tenth.

Answers

Answer:

17.3

Step-by-step explanation:

[tex](2 \sqrt{3}) \times 5 = 17.3[/tex]

4
Select all the expressions that are equivalent to
-2(5x - 1) + 7(5x - 1) – 3(-5x + 1)
M. -10x – 1 + 35x - 1 + 15x + 1
P. -10x + 2 + 35x - 7 - 15x - 3
R. (5x - 1)(-2 + 7 - 3)
S. (5x - 1)(-2 + 7 + 3)
T. 40% - 8
V. 10x + 2




Answers

Answer:

The first answer is M. -10x - 1 + 35x - 1 + 15x + 1

maybe

Factoring tinomials
3) 3n^2-8n+4
5) 2y^2+11v+5
7) 7a^2+53a+28
Do all please

Answers

3) (3x-2)(x-2)
5) (x+5)(2x+1)
7) (x+7)(7x+4)

A shark is cruising at a depth of 32.9 meters below sea level. If it
ascends 15.5 meters, what is the shark's new depth?

Answers

Ascending means rising so I’m pretty sure you add 15.5 to 32.9 which is 48.4

During the past 7 weeks digo spent between 11 and 17 for much lunch each week

Answers

This is not a proper question. Try adding some more information so that it can be solved!

question on the picture:

Answers

Answer:

[tex]36\ feet[/tex]

Step-by-step explanation:

Assume that the shadow of an object in this problem is proportional to the height of the object. One can form the following ratio to describe the objects in this problem,

[tex](height):(shadow)[/tex]

As per the given problem, a (6) foot person casts a (1.7) foot shadow. Therefore, one can form the following ratio,

[tex]6:1.7[/tex]

It is given that there is a lighthouse that has a shadow of (10.2) feet, one is asked to find its height. Use the parameter (x) to represent the unknown; since the ratios are related, one can form a proportion to solve for(x).

[tex]6:1.7=x:10.2[/tex]

Cross products,

[tex](1.7)(x)=(6)(10.2)[/tex]

Simplify,

[tex]1.7x=61.2[/tex]

Inverse operations,

[tex]1.7x=61.2[/tex]

[tex]/1.7[/tex]

[tex]x=36[/tex]

Write an exponential function in the form y = ab^x that goes through points (0,5)
and (4,6480).

Answers

Answer:y=5(6)^x

Step-by-step explanation:

X 2. Gi'shon needs to complete the expressions below to factor x2 + x - 56. 0/1 Which of the following must be true? * ( x1)x___)
F. Both expressions will include subtraction.
G. The sum of the values in the blanks should be 1. X Х
H. The product of the values in the blanks should be 56.
J. The values in the blanks will be the same number but opposite signs​

Answers

Answer: gggggg
g the sum of values are 1

Step-by-step explanation: 8-7=1

The factorized form of the expression is A = ( x - 7 ) ( x + 8 ) and sum of the values in the blanks should be 1

What is Factorizing?

Brackets should be expanded in the following ways to factorize an expression

For an expression of the form A = a ( b + c ) , the expanded version is given by A = ab + ac, i.e., multiply the term outside the bracket by everything inside the bracket

For an expression of the form A = ( a + b ) ( c + d ) , the expanded version is given by A = ac + ad + bc + bd, in other words everything in the first bracket should be multiplied by everything in the second.

Given data ,

Let the expression be represented as A

Now , the value of A is

A = x² + x - 56

On factorizing the equation , we get

A = x² + 8x - 7x - 56

8x - 7x = 1

So , A = ( x - 7 ) ( x + 8 )

Hence , the expression is A = ( x - 7 ) ( x + 8 )

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write the equation of an exponential function that passes through the points (2,48) and (5,750).

Answers

Ok, so the function form is y = a * bx.
Substitute in the values:
750 = a * b5
and
48 = a * b2
Then divide the two equations:
750/ 48 = (a * b5) / (a * b2)
So:
15.625 = b3
Take the cube root of both sides:
2.5 = b
Now, substitue b into one of the equations (the one with 48 has smaller numbers and is easier to work with.)
48 = a * 2.52
Simplify.
48 = a * 6.25
Divide both sides by 6.25
7.68 = a
Now substitute in a and b to write the exponential function:
y = 7.68 * 2.5x

The equation of an exponential function will be y = 7.68 × 2.5ˣ.

What is equation of line?

The equation of line with slope m and passes through the point (x₁, y₁) is calculated as;

y - y₁ = m (x - x₁)

Given that;

An exponential function passes through the points (2, 48) and (5, 750).

Now, The exponential function is;

y = abˣ

Where, a and b are unknowns.

Hence, For the point (2, 48), we get the equation;

48 = ab² .. (i)

And, For the point (5, 750), we get;

750 = ab⁵   .... (ii)

Solve the equation (i) for value of a, we get;

48 = ab²

a = 48/b²

Substitute in equation (ii);

750 = ab⁵

750 = (48/b²) b⁵

750 = 48 b³

b³ = 750/48

Take cube root both side;

b = 5/2

Hence, a = 48/b² = 48/(5/2)²

a = 48 × 4 / 25

a = 7.68

Thus, After substitute the value of a and b we get the exponential equation as;

y = 7.68 × 2.5ˣ

Therefore, The equation of an exponential function will be,

⇒ y = 7.68 × 2.5ˣ.

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Addison ran 5000 meters from the cops and an average speed of 8 meters/second before he got caught. How long did he run?

Answers

Answer:

625 seconds. Or 10.4 minutes

Step-by-step explanation:

Well 5000÷8 is 625

Hope this helps

The small pizza is 8 inch what the circumference plz help

Answers

25.12 I think.


Dmdkskskxkakskzmmxkcodirigiititjwmamxksoslalskfkcmdlwoe

use the graph to answer these questions. what is the slope and y-intercept?

Answers

slope: -1/4

y-int: -1

y=(-1/4)x-1

Remove the brackets using the distributive law for the following: 2(x + 3)

Answers

Answer:

2x + 6

Step-by-step explanation:

= 2(x + 3)

= 2(x) + 2(3)

= 2x + 6

Find an equation of the line perpendicular to y=-2x +6 that passes through the point of (-2,8)

Answers

Answer:

Joe mama

Step-by-step explanation:

A swim team ordered 36 jackets that each cost the same amount.
The total cost of the order was $1,116. Let c = the cost of each jacket.
How much did each jacket cost? Choose ALL of the division equations and
multiplication equations that represent this problem.

1,116c = 36
1,116, c, = 36

c = 1,116 • 36
c, = 1,116 • 36

36c = 1,116
36, c, = 1,116

1,116 ÷ 36 = c

Answers

Answer:

the cost of each jacket is 31$

True or false: The following table is linear.

Answers

The table is linear because it goes up at a consistent rate each time.

Joe, Marty, and Sally all decide to buy a new car for $15,000. Each one decides to pay for their car in a different way. Compare each of their stories and decide who you think made the best decision when they bought their car.

Joe decided he wanted to pay cash for his car, so he saves $1,000 per month until he has enough money in the bank to buy the car. How long will it be before Joe can buy his car?

Answers

Answer: 15 months

Step-by-step explanation: bc if you multiply 15 times the amount he is saving a month which is $1,000. you multiply them two together and get 15,000. (sorry if i over explained it)

The number 18 is decreased to 16. What is the percentage by which the number was
decreased, to the nearest tenth of a percent?

Answers

Answer:

11.1 %

Step-by-step explanation:

2/18 = 11.1%

The percentage of the number decreased is 11.1%.

What is a percentage?

The percentage is calculated by dividing the required value by the total value and multiplying by 100.

Example:

Required percentage value = a

total value = b

Percentage = a/b x 100

Example:

50% = 50/100 = 1/2

25% = 25/100 = 1/4

20% = 20/100 = 1/5

10% = 10/100 = 1/10

We have,

Initial number = 18

Final number = 16

The change in the value of the number.

= 18  - 16

= 2

The percentage decreased.

= (Change in the number / Initial number) x 100

= 2/18 x 100

= 200/18

= 11.11%

= 11.1 %

Thus,

The percentage decreased is 11.1%.

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The area of a circle is 647 cm2. What is the circumference, in centimeters? Express
your answer in terms of pi.

Answers

Answer:

Hello! To find the answer you have to use the formula C=2 square x pie x the area. So the answer would be C= 90.17

Step-by-step explanation:

f(x)= 3x - 5x + 2x – 3

Answers

There is no x-intercept/zero

what is the volume of the prism below?

Answers

Answer: A, 120 units cubed

Step-by-step explanation:

Formula = (H*W*L)/2

4 * 3 * 20 = 4 * 60 = 240

240 / 2 = 120

What's the constants of 5x + 4 + 7x

Answers

the constant / the answer is 4

Answer:

4

Step-by-step explanation:

the constant is a number that never changes

How many dimes and quarters?

what would the system look like?

picture is linked!!!

Answers

Answer:

I think it is twenty-three dimes and one quarter

Answer:

7 quarters and 8 dimes

Step-by-step explanation:

If you count up the amount of money that 7 quarters is, then they are equal to $1.75. Next you would add 10 to that amount until you got to $2.55, and you would end up with 8 dimes. And 8 + 7 = 15.

please help , thank you!

Answers

Answer:

1/1

Step-by-step explanation:

x1 subtracted by x2

in this case 3-2=1

Then y1 subtracted by y2

5-4=1

y will be put over x in fraction form

Answer:1/1

Answer:

mark her as brainliest

Step-by-step explanation:

is it yes or no please!

Answers

Answer:

Yes

Step-by-step explanation:

the sign is a less then or equal to sign therefore, p is less then or equal to seven so anything seven and below is possible.

For witch of the following inequalities shown below is x=2 solution? Select all that apply.

Answers

Answer:

z=x so x=all answer ALL

Step-by-step explanation:

How do you do 3++3 because i need help with this. I am learning this and are confused

Answers

3+3? it’s 6. if that’s what u mean

The length of a rectangle is 2/3 units. The width is 5/6 units. What is the area of the rectangle?

Answers

Answer: The length is 0

Step-by-step explanation:

Answer: 5/9

Decimal form: 0.555.......

Step-by-step explanation:

Area = length • width

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