sadie travels through two intersections with traffic lights as she drives to work. The traffic lights operate inependently. The probability that both lights will be red when she reaches them is 0.22. The probability that the first light will be rerd and the second light will not be red is 0.33. what is the probability that the second light will be red when she reaches it

Answers

Answer 1

Answer:

The probability that the second light will be red when she reaches it is 0.4

Step-by-step explanation:

Given the two events are independent

Hence, the probability of both the red light is (P1) * (P2) = 0.22

The probability of first light being red = probability of both the intersections to have red light + probability that the first light will be rerd and the second light will not be red

probability of first light being red =  0.22 + 0.33 = 0.55

(P1) * (P2) = 0.22

Substituting the given values, we get -

0.55 * P2 = 0.22

P2 = 0.4


Related Questions

Pls help I’ll give brainlest

Answers

the answer is 40 yards. hfjjfnfhcnfnc

HELP!!!!! need the answer

Answers

Answer:

Solution,

Radius(r)=6 cm

Height(h)=20 cm

Volume of cylinder= pi (r)^2 h

=3.14*(6)^2*20

=3.14*36*20

=2260.8 cm^3

Hope it helps

Good luck on your assignment

NO LINKS PLEASE ..Solve for x

Answers

Answer:

x = 42.5

Step-by-step explanation:

all triangles inscribed into a circle like in the picture must have a 90 degree angle.

so, 90 = 2x + 5, 85 = 2x, x = 85/2 = 42.5

What type of graph is best to use to show data that are parts of a whole?

Answers

Answer:

Pie charts

Step-by-step explanation:

A Pie Chart. Pie charts are best to use when you are trying to compare parts of a whole.

Answer:a Pie Chart. Pie charts are best to use when you are trying to compare parts of a whole.

Step-by-step explanation:a Pie Chart. Pie charts are best to use when you are trying to compare parts of a whole.

Find the missing number to make these fractions equal.
2/8 = ?/4

Answers

Answer:

?= 1

Step-by-step explanation:

Answer:

Step-by-step explanation:

let the missing number be x

2/8=x/4(do cross multiplication)

8*x=4*2

8x=8

x=8/8

x=1

Determine if the two triangles in the image above are similar. If so, what’s the correct postulate. SSS, SAS, AA, or None

Answers

Answer:

SAS

Step-by-step explanation:

I WILL GIVE BRAINLIEST PLEASE

Answers

Answer:

the answers are pi/6 and radius. hence the statement should read as

the length of the arc intercepted by third central angle is pi/6 times the length of the radius.

what is the answer pls help

Answers

ya it’s 94 i’m pretty sure

if u = 1 + 3i and v= -4 - 5i, find u + V.

Answers

Answer:

-3-2i

Step-by-step explanation:

u+V= 1+3i+(-4-5i)=1+3i-4-5i= -3-2i

The value of a house has increased by 5% the house is now valued at £609000 what is the value of the house before the increase? I found a post that answered the question but it didn't explain how they got the answer.

Answers

Answer:

[tex]Current \ price = 609000\\\\Let \ the \ original \ price \ be = x\\\\\% increase = 5 \% \ of \ x = \frac{5}{100} \times x = \frac{5x}{100}\\\\Price \ after \ increase, current\ price = \frac{5x}{100} + x\\\\[/tex]

[tex]=> 609000 = \frac{5x}{100} + x\\\\=>609000 = \frac{105x}{100}\\\\=> x = \frac{609000 \times 100}{105}\\\\x = 580000[/tex]

Therefore original price = $580,000

Box A is 12 ounces and cost 1.92 box B is 18 ounces and cost 3.42 which box will give Micah more for her money and by how much?

Answers

Answer:

box b 0.03

Step-by-step explanation:

i divided and got 1 ounces each

What is the least common multiple of the two denominators 6/8 and 4/32, only answer are 18, 8, 32, and 12 which one there are no 4

Answers

Answer:

32

hope this helps

have a good day :)

Step-by-step explanation:

Answer:

the correct answer is 32

PLEASE HELLLLPPPPPP PLEASSEEEE I A BEGGGING YOU

Answers

Answer:

-2 2/5

Step-by-step explanation:

-8 x 3/10
-4 x 3/5
= -12/5
Or -2 2/5 ; -2.4

Helppp math help !!!!!!

Answers

The roots of the parabola is when y = 0. So it would be x= -3 and x =1

Step-by-step explanation:

it should be x= -3 and x= 1

Find the missing side of each triangle. Round your answers to the nearest tenth if necessary
Please explain a step by step

Answers

Answer:

2.8km

Step-by-step explanation:

a = sqrt(c^2-b^2)

a = sqrt(9.9^2 - 9.5^2)

a = sqrt(7.76)

a = 2.78567765544

Round that to 2.8 and there's your answer

it is 2.8 km because if you use the pythagorean theorem you can do 9.5^2+2.8^2=98.09. the square root of 98.09 is 9.9 which is the length of the hypotenuse.

please provide a answer

Answers

Answer:

uhh, look it up

Step-by-step explanation:

A bank makes a profit of 20 million euro. The bank pays 500 thousand euro in tax. What percentage of the profit is paid in tax?

Answers

Answer:

2.5%

Step-by-step explanation:

Given data

Profit = Euro 20,000,000

Tax paid= Euro 500,000

The percentage tax paid is

% Tax= Tax paid/Profit*100

% Tax= 500,000/20,000,000*100

% Tax=0.025*100

% Tax=2.5

Hence the percentage tax paid is 2.5%

PLEASE HELP QUICK ITS TIMED



Dawson has 3 more tokens than twice the number of tokens that Rachel has. Dawson has
21 tokens. What is the total number of tokens Rachel has?

Answers

Answer:

9

Step-by-step explanation:

I think what they are asking is to subtract the 3 tokens from 21 tokens he already has giving us 18. and since it says "Twice the number of tokens" I'm assuming you divide 2 from 18 giving you 9 tokens.

Answer:

9 divided by 21

Step-by-step explanation:

17

The difference between a and b is 10. The number a is 4 more than 3 times the number b. Which of the following pairs of equations could be used to find the values of and b? If explanation given properly will give BRAINLIEST!!!

a) b-a=10, a=3b+4
b) a-b=10, b=3a+4
c) a/b=10, a=3b+4
d) a-b=10, a=3b+4
e) b-a=10, 3b=a+4

Answers

Answer:

d)

Step-by-step explanation:

a - b = 10

a = 4 + 3b

A ship from Port travels fot 60km on the bearing of 129°.It continues to travel and changes direction for another 50km on a bearing of 080°

Answers

Answer:

The ship is approximately 100 km to the Port.

Step-by-step explanation:

The sketch to the question gives a triangle with two sides and an included angle. Let the distance from the Port to the stopping point of the ship be represented by c. It can be determined by the application of cosine rule. Cosine rule states that:

[tex]c^{2}[/tex] = [tex]a^{2}[/tex] + [tex]b^{2}[/tex] -2ab Cos C

a = 50 km

b = 60 km

C = 51 + 80 = [tex]131^{o}[/tex]

So that;

[tex]c^{2}[/tex] = [tex]50^{2}[/tex] + [tex]60^{2}[/tex] -2(50 x 60) Cos [tex]131^{o}[/tex]

   = 2500 + 3600 -6000 x -0.6561

   =  6100 + 3936.6

[tex]c^{2}[/tex] = 10036.6

c = [tex]\sqrt{10036.6}[/tex]

  = 100.183

c = 100.18 km

Thus, the ship is approximately 100 km to the Port.

Question 16 of 20
To the nearest hundredth, what is the circumference of a circle with a radius
of 7 units?
A. 43.98 units
B. 21.99 units
C. 35.75 units
D. 153.94 units

Answers

Answer:

43.98

Step-by-step explanation:

The circumference of a circle with a radius of 7 units is approximately 43.98 units, which corresponds to option A.

What is the Circumference of a circle?

The Circumference of a circle is defined as the product of the diameter of the circle and pi.

Given that the radius of the circle is 7 units, we can substitute this value into the formula:

To find the circumference of a circle, we can use the formula C = 2πr, where C represents the circumference and r represents the radius.

C = 2π(7) = 14π

Use the approximation π ≈ 3.14:

C ≈ 14(3.14) = 43.96

Rounding this value to the nearest hundredth, we get approximately 43.98 units.

Therefore, the circumference of a circle with a radius of 7 units is approximately 43.98 units.

Learn more about the Circumference of the circle here:

brainly.com/question/19794723

#SPJ7

HELP PLSS


Write the percent as a fraction and as a decimal.
3/15​%

Answers

Answer:

0.2% and 1/5%

Step-by-step explanation:

Hope this helps

Answer:

0.2% is the answer as decimal.

3/15/100

3/15*1/100

3/1500

1/500( as fraction)

Step-by-step explanation:

Hugo has a brother and sister. Hugo is x years old. •

His sister Jasmine is 3 years older than Hugo •
His brother Manny is 2 years older than Jasmine.
Which expression represents the sum of the ages of Hugo and his two siblings?
x + 5
X + 8
3r + 5
3x + 8

pls help due soon​

Answers

Answ

3xmas8

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

listo

Mr. Roundtree had 20 tickets. He gave 10 to his family and 8 to his friends.​

Answers

He has two tickets left

Someone help me! I have a pic down below.

Answers

that last one doesnt equal to the expression
the 3rd one, 3^-3/3^4

How do you find the area of a circle???

Answers

The area of a circle is pi times the radius squared
A= π r2 Depending on what the value is in “r”

The height of a refrigerator would be about?
A. 7 inches
B. 7 feet
C. 7 yards
D. 7 miles​

Answers

The correct answer is B. 7 feet

Answer:

i think its b) 7 feet

Step-by-step explanation:

What is that number in scientific notation form??

Answers

Answer:

D. 3.7 × 10⁶

Step-by-step explanation:

3.7 × 10⁶

3700000

Help
Help
Helppppppppp

Help
Help
Help

Answers

Answer:

164 Cm^3

Step-by-step explanation:

Solution

V=

3

3

2

a

2

h

=

3

3

2

3

2

7

163.6788

Witch is the net for the figure shown?

Answers

It should be bottom left
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