If I roll 2 dice, what is the
probability that their total is a
prime number?

Answers

Answer 1

Answer:

The logic is there are six sides to each die, so for each number on one die you can pair with six different numbers on the other die. Therefore, the probability of rolling a prime number on two dice is 15/36, which reduces to 5/12


Related Questions

I need help with this!

Answers

Answers:

FalseTrueTrueFalseTrueFalse

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

Explanations:

If we can write a number as a ratio (or fraction) of two whole numbers, then that number is considered rational. The denominator can never be 0. In the case of 6/4, this is a rational number. Therefore, the statement "6/4 is irrational" is false. This is a true statement. We cannot write sqrt(2) as a fraction of two integers. The proof of this is fairly lengthy, but one way is to use a proof by contradiction to show that sqrt(2) = a/b is impossible. Since we cannot make sqrt(2) into a ratio of two integers, we consider it irrational.This is a true statement. Any terminating decimal is always rational. In this case, 1.3 = 13/10.This is false. Any repeating decimal can be converted to a fraction through a bit of work. It turns out that 17.979797... = 1780/99 which makes the value to be rational.Any integer is rational. We can write the integer over 1. So something like -16 is the same as -16/1, showing how it is rational. So that's why this statement is true.This statement is false because we found true statements earlier.

The radius of a circle is 1 m. Find the circumference to the nearest tenth.

Answers

Answer:

sorry :( I need points :((((((

Answer:

6.2

Step-by-step explanation:

Which equation represents exponential decay?
a) y=0.5x3
b) y=0.5x2 - x
c) y=0.5(1.07) dy=0.5(0.87)*

Answers

Im pretty sure is B if I’m wrong sorry

can someone help me

Answers

Divide by 4 on each side of the equation. The answer is 6 :)

Help me with these questions​

Answers

Answer:

A is the correct Answer

Step-by-step explanation:

hope that helps

Answer:

igual es lo mismo

Step-by-step explanation:

hope that help

Aside from playing scrabble, what ither indoor recreational activities would you intiate in your family/community despite tha pandemic?​

Answers

Sungka. Playing sungka is fun

The product of two consecutive even numbers is 224. What are these two numbers?

Answers

Answer:

14 and 16

Step-by-step explanation:

They are the ONLY  consecutive even numbers

And also

x and (x+2)

x(x+2)=224 ( product of a number and the consecutive of that number)

x ²+  2x-224=0

(x+16)(x-14) =0

x=-16 or 14

In this case 14 and (14+2)    14 and 16

 

 

The  integers are either 14 and 16 or -14 and -16.

Find the value of x when
2x =100.​

Answers

<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3

Let's solve your equation step-by-step.

2 ( x ) = 100

Step 1: Divide both sides by 2.

2 x / 2 = 100 / 2

x = 50

Answer:

x = 50

<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3<3

Find the volume of the composite solid. Round your answer to the nearest tenth.
BRAINLEST if right and done in under 10 minutes

Answers

Answer:

Volume = 1206.87 ft³

Step-by-step explanation:

Cone dimensionsheight = 6ftdiameter = 16ftRadius = 8ft ( diameter = 2×radius)Volume = 1/3×π×radius²×heightVolume = 1/3×22/7×8*8×6Volume = 402.29 ft³

Cylinder dimensionsheight = 4ftRadius = 8ft (same as cone)volume = π× radius² × heightvolume = 22/7 × 8*8 ×4Volume = 804.58 ft³

Total Volume = 402.29 + 804.58Total Volume = 1206.87 ft³

4/5 - 3/16
A) 49/80
B) 54/6
C) 3/19

Answers

Answer: A, let me show you how!!!

4/5 - 3/16 = 49/80

4/ 5 - 3/ 16 = 4 · 16/ 5 · 16 - 3 · 5/ 16 · 5 = 64/ 80 - 15/ 80 = 64 - 15/ 80 = 49/ 80

Step-by-step explanation:

For adding, subtracting, and comparing fractions, it is suitable to adjust both fractions to a common (equal, identical) denominator. The common denominator you can calculate as the least common multiple of both denominators - LCM(5, 16) = 80. In practice, it is enough to find the common denominator (not necessarily the lowest) by multiplying the denominators: 5 × 16 = 80. In the next intermediate step, the fraction result cannot be further simplified by canceling.

this took me forever to type pls give me brainlyest

A circular plate has circumference 30.8 inches. What is the area of this plate? Use 3.14 for t.
The area of this plate is about square inches.
(Round the final answer to the nearest whole number as needed. Round all intermediate values to the nearest
thousandth as needed.)

Answers

Answer: 745 (about)

Step-by-step explanation:

A=πr2

A =π (15.4)^2

A=π (237.16)

A= 745.06

A= 745 (with rounding)

Answer:

The area of the plate is about 76 square inches

Step-by-step explanation:

i had this on a test ... and i got this question right if your problem is worded the same way then the answer is 76 :)

A jar contains 8 red counters and 21 blue counters. A counter is taken at random from the jar. what is the probity that it is.
A. red
B. blue
C. green

Answers

A. 8/29
B. 21/29
C. 0/29

Since there are no green counters, the probability of selecting a green counter is always 0 in this context.

Given that the jar contains 8 red counters and 21 blue counters, we can determine the probabilities of selecting each color.

Total number of counters in the jar = 8 (red) + 21 (blue) = 29

(a) The probability of selecting a red counter:

Number of red counters / Total number of counters = 8 / 29

(b) The probability of selecting a blue counter:

Number of blue counters / Total number of counters = 21 / 29

(c) The probability of selecting a green counter:

There are no green counters in the jar, so the probability of selecting a green counter is 0.

Therefore, the probabilities are as follows:

A. The probability of selecting a red counter is 8/29.

B. The probability of selecting a blue counter is 21/29.

C. The probability of selecting a green counter is 0.

Please note that since there are no green counters, the probability of selecting a green counter is always 0 in this context.

To know more about  "probability."  here

https://brainly.com/question/23417919

#SPJ2

Question 2-4 please

Answers

Answer:

Step-by-step explanation:

2) a) You have to find the area of semicircle.

r = d/2 = 12/2 = 6 mm

Area of semicircle = [tex]\frac{1}{2}\pi r^{2}[/tex]

                              [tex]= \frac{1}{2}*3.14*6*6\\\\= 3.14*3*6\\\\= 56.52 mm^{2}[/tex]

b) r = 10 cm

Area of quadrant = [tex]\frac{1}{4}\pi r^{2}[/tex]

                             [tex]= \frac{1}{4}*3.14*10*10\\\\=3.14*5*5\\\\= 78.5 cm^{2}[/tex]

3) d = 10 m

r = d/2 = 10/2 = 5 m

Area of circular garden = πr²

                                       = 3.14 * 5 * 5

                                       = 78.5 m²

Area of rectangular pool = 8 * 6 = 48 m²

Area of the garden covered in grass = area of the circular garden - area of pool

   = 78.5 - 48

   = 30.5 m²

4) a) r = 60 cm

Area of the top of the circular table = πr²

             = 3.14 * 60 *  60

            = 11304 cm²

diameter of base = 30 cm

r = 30/2 = 15 cm

Area of circular base = 3.14 * 15 * 15

                                   = 706.5 cm²

The diameter of a circle is 19 m. What is the circumference of the circle? Use 3.14 for pi.

Answers

Answer:

D) 59.66 m

Step-by-step explanation:

circumference = 19π = 59.66 m

5 yards feet= _______ Feet

Answers

Answer:

15ft.

Step-by-step explanation:

There is 3ft in a yard, so all you need to do is multiply 5 by 3 to get your answer, 15.

Smaller circle C is inside larger circle C. The smaller circle is labeled the garden. The radius of the smaller circle is 8 feet. The distance from the rim of the inner circle to the rim of the outer circle is 3 feet. A circular garden with a radius of 8 feet is surrounded by a circular path with a width of 3 feet. What is the approximate area of the path alone? Use 3.14 for Pi. 172.70 ft2 178.98 ft2 200.96 ft2 379.94 ft2

Answers

Answer:

178.98 ft2

Step-by-step explanation:

The approximate area of the path is 179 ft².

Area of the smaller circle

The area of the smaller circle is calculated as follows;

A₁ = πr₁²

Where;

r₁ is the radius of the smaller circle = 8 ft

A₁ = π x 8²

A₁ = 201.088 ft²

Area of the bigger circle

A = πr₂²

Where;

r₂ is the radius of the bigger circle = 8 + 3 = 11 ft

A₂ = π x (11)²

A₂ = 380.18 ft²

Area of the path

A = A₂  - A₁

A = 380.182 ft²  -  201.088 ft²

A = 179.094 ft²

Thus, the approximate area of the path is 179 ft².

Learn more about area of circle here: https://brainly.com/question/12269818

simplify the expression 10+7x-5+4x

Answers

Answer:

11x + 5

Step-by-step explanation:

To simply, just combine like terms.

10 + 7x - 5 + 4x

[Add 7x and 4x]

11x + 10 - 5

[Subtract 5 from 10]

11x + 5

During a basketball game, Bari scored 28 points. During the game, Danay scored ¼ of the number of points Bari scored. How many points did Denay score during the basketball game?

Answers

Para calcular isto, temos que dividir 28 por 4, que dá 7. Neste contexto, 7 é 1/4 de 28, o número de pontos marcad .

Resposta: Denay marcou 7 pontos durante o jogo.

Select the three equations that have the same solution.
A. y + 3 = 4
B. y/1.75 =4
C. 5y = 35
D. 22 + y = 29

Answers

Answer:

B,C,D

Step-by-step explanation:

B= solve your equation step-by-step.

y

1.75

=4

Step 1: Multiply both sides by 1.75.

y

1.75

=4

(

y

1.75

)*(1.75)=(4)*(1.75)

y=7

----------------------------------------------------------

C=  solve your equation step-by-step.

5y=35

Step 1: Divide both sides by 5.

[tex]\frac{5y}{5}[/tex] = [tex]\frac{35}{5}[/tex]

Thus y=7

---------------------------------------------------------

D= solve your equation step-by-step.

22+y=29

Step 1: Simplify both sides of the equation.

y+22=29

Step 2: Subtract 22 from both sides.

y+22−22=29−22

y=7

------------------------------------------------------------

please help xx 10 points

Answers

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Kendra is planning to ride her bicycle on a popular biking path that is 54 miles long. She plans to average 9 miles per hour. To find about how long the trip will take, solve the distance formula d = it for t. Then substitute to find the time it will take her for the trip.

Answers

Answer:

It will take 6 hours to complete the biking path.

In a sequence of numbers, a4=9, a5=13, a6=17, a7=21, and a8=25.

Which equation can be used to find the nth term of the sequence, an?


an=9n+4

an=4n+9

an=7n−4

an=4n−7

Answers

Answer:

an=4n−7

Step-by-step explanation:

Just took the test hope this helps

what expressions are equivalent to 42x - 14y

Answers

Answer:

Step-by-step explanation:

lol u

Answer:

When 42(x + 14y) is simplified:

42(x + 14y)

Expand and remove the brackets. Remember brackets mean to multiply.

42*x

42x

42*14y

588y

42x+588y

Therefore 42x-56 is NOT EQUIVALENT to 42(x + 14y) but is equivalent to 42+588y

Step-by-step explanation:

Find the radius of each circle using 3.14
or 22/7 for pi. Round to the nearest tenth if
necessary.
Circumference=12.6 yd

Answers

Answer: 2.01

Step-by-step explanation: Divide the circumference by π, or 3.14 for an estimation. The result is the circle's diameter.

Divide the diameter by 2.

Which of the following best describes the relationship between the variables on the scatter plot below?
8
7
6
0 1 2 3 4 5 6 7 8 9 10 11 12 13
A non-linear association
B. linear and non-linear association
C. linear association
no association

Answers

Answer:

C) linear association

Step-by-step explanation:

You have some trading cards. You give 21 cards to a friend and have 9 left for yourself.
How many cards were in your original deck?

Answers

Answer:

30

Step-by-step explanation:

21 + 9 = 30

just this last one left

Answers

Answer:

2240 scooter

Step-by-step explanation:

725+579+696=2000

2000*1.12=2240

2240 hope this holds

I'd rather be listening to music than this du.mb stuffff

Answers

I don't know the answer but same

Sorry ✨

I need help!!!!!!!! Please help me solve this!!!

Answers

Answer: y = 2x + 2

Step-by-step explanation:

Estimate, then add. Write each sum in the simplest form.

Answers

Answer:

add the fractions and then divide

Step-by-step explanation:

so you add the top two and then the bottem two and then after you get those two anwsers divide them

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