NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. One hundred tickets, numbered 1, 2, 3, . . . , 100, are sold to 100 different people for a drawing. Four different prizes are awarded, including a grand prize (a trip to Tahiti). How many ways are there to award the prizes if it satisfies the given conditions. The person holding ticket 47 wins one of the prizes.

Answers

Answer 1

Answer:

The total number of ways the person holding ticket 47 wins one of the prizes = 941,094

Step-by-step explanation:

Given - One hundred tickets, numbered 1, 2, 3, . . . , 100, are sold to 100 different people for a drawing. Four different prizes are awarded, including a grand prize (a trip to Tahiti).

To find - How many ways are there to award the prizes if it satisfies the given conditions. The person holding ticket 47 wins one of the prizes.

Proof -

The order of selection is important because 1st selection is grand prize , 2nd selection is second prize and so on . So , we use permutation for this question

Now,

As The person holding ticket 47 wins one of the prizes and other 3 prizes are also given to the remaining 99 persons who got chosen

So,

The number of ways = 1* ⁹⁹P₃

                                  = [tex]\frac{99!}{(99-3)!}[/tex]

                                  = [tex]\frac{99!}{96!}[/tex]

                                  = [tex]\frac{99*98*97*96!}{96}[/tex]

                                  = 99*98*97

                                 = 941,094

∴ we get

Total number of ways the person holding ticket 47 wins one of the prizes = 941,094


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giving brainliest!! easy
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the area equals 571.77mm
not sure but i recommend using this site math.way.com bc it helps me a lot

find the area of the shade sector of the circle

Answers

Step-by-step explanation:

We need to find the area of the shaded region. We see that the region next to that has a central angle of 120°. Also we know that angle in a straight line is 180° . So the measure of central angle of that shaded region will be 180° - 120° = 60° . Now we can use the formula of area of sector to find out the area of the shaded region.

[tex]\tt\to Area = \dfrac{\Theta}{360^o}\times \pi r^2 \\\\\tt\to Area = \dfrac{60^o}{360^o}\times \pi (8cm)^2 \\\\\tt\to Area =\dfrac{\pi \times 64}{6}cm^2\\\\\to\boxed{\orange{\tt Area_{(Shaded)}= 10.66\pi cm^2}}[/tex]

The owner of Lakewood Mall wants to know the number of people who shop at the mall more than once a week. He surveys 9696 customers and finds that 2424 of them shop at the mall more than once a week. What is the probability that the next person he surveys shops at the mall more than once a week?

Answers

Answer:

go make me a sandwhich you witch

Step-by-step explanation:

What is the midpoint of a line segment with endpoints at (2,3) and (4,5)?

Answers

Answer:

Use the formula.

((x1+x2)/2 , (y1+y2)/2)

(2+4)/2 , (3 + 5)/2

3 , 4

Answer:

(3, 4)

Step-by-step explanation:

(2,3) and (4,5)

midpt formula:

[tex](\frac{x1+x2}{2} ,\frac{y1+y2}{2} )\\\\(\frac{2+4}{2} ,\frac{3+5}{2} )\\\\(\frac{6}{2} ,\frac{8}{2} )\\\\(3,4)[/tex]

Jenny ran 6,715 meters in 8.3 minutes. Johnny ran 1,455 meters in 2.1 minutes. Who was faster and by how much?​

Answers

Answer:  Jenny was faster by 116.17

Step-by-step explanation: Jenny: 809.03 meters a minute

Johnny: 692.86 meters a minute

PLS HELP ASAP!! WILL MARK BRANILY TO PERSON WHO IS CORRECT!!!

In a bag there are 3 red marbles, 2 yellow marbles and 1 blue marble. After a marble is selected, it is replaced. What is the theoretical probability of pulling a blue marble and then a yellow marble? 0.1667 0.0556 0.0278 0.3333

Answers

Answer:

0.0556

Step-by-step explanation:

P(Blue,Yellow) = 1/6 x 2/6 = 1/18 = 0.0556

The slope of a line is 0, and the y-intercept is 6. What is the equation written in slope intercept form.

Answers

Answer:

y=0x+6

Step-by-step explanation:

slope intercept form is: y=mx+b

what is 13 times 95 divided by .35?

Answers

Answer:

3,528.57142857

Step-by-step explanation:

Answer:

[tex]3528\frac{4}{7}[/tex]

Step-by-step explanation:

13 × 95 ÷ 0.35

1235 ÷ 0.35

[tex]3528\frac{4}{7}[/tex]

Jim rent a car for the weekend can choose 1 of 2 plans the first plan has $55 initial cost an additional 0.80 per mile driven The second plan has no on the song say what it cost $0.90 per mile driven how many miles would you need to drive for the two plans to cost the Same 

Answers

however many he needs to

help please :((( this is the last math problem

Answers

Answer:

11.53 degrees.

Step-by-step explanation:

ok so we know the hyp and opp sides. this means that it is sin. according to SOHCAHTOA we do sin^-1(2/10). you should get 11.53

Answer:

11.5396°

Step-by-step explanation:

Please see the attached image

We can do sin(x)=2/10, which simplifies to sin(x)=1/5

To get x by itself do [tex]x=sin^{-1}[/tex](1/5) which ≈11.5396°

Christopher sold his dinette set for $245 through an online site, which charged him 9% of the selling price as commission. what is the commission?

Answers

Answer:

$22.05

Step-by-step explanation:

If a product has a sales commission, then one must divide the commission percent by (100) to convert the percent to a decimal. Then multiply the result by the price of the product to find the amount of money that will be given as a commission.

Applying this knowledge to the given problem, one must divide (9%) by (100) to convert to decimal form,

9% / 100 = 0.09

Now multiply the result by the price of the product (245) to find the amount given away in commission,

0.09 * 245 = 22.05

PLEASE ANSWER ILL GIVE HOU BRAU=INLIEXST

Answers

Answer:

4775.22

Step-by-step explanation:

V= πr2h

Input your numbers into the equation, and it will give you this answer.

Someone out here know the answer?

Answers

Answer:

k = -5

Step-by-step explanation:

f(9) = 2/3*9 +k

f(9) = 6+k

k = -5

Find the area of each figure. Use 3.14 for pi.

Answers

Answer:

23.14 m²

Step-by-step explanation:

square = 3 x 3 = 9 m²

the 4 semi-circles are equal to 2 complete circles, so:

radius = 3/2 = 1.5

semi-circles = (2)(3.14)(1.5²) = 14.14 m²

9 + 14.14 = 23.14 m²

Round 5,278 to the nearest thousand.

Answers

answer 5,000 if the number beside it is 4 or lower you round down, if it’s 5 or above you round up
5,000, a trick i learned in 2nd grade was, below four go to the floor( round down) above five climb the vine (round up)

a farmer has 80 yards of land east and 100 yards west​

Answers

Answer: 8000?

Step-by-step explanation:

If your asking the area of his land, 800 yards

Total of 180 I guess? What are you trying to askkk?

Perform the following subtraction - 1/2 - (- 7/10)

Answers

Answer:

1.2

I t is the answer

CAN SOMEONE HELP ME UNDERSTAND THIS PLEASE

Answers

YEAH OFC SHAWTY!

so for A its -4^11 because if the powers have the same base and they are being multiplied you add the powersFor B its the same idea, they have the same base, and are being multiplied so you add the powers- 13^9For C its similar, you have the same base, but since its Dividing, you subtract the powers. So, 9^5for D you pretend like the denominator has a power of 1 and subtract. So its -24^5-24^1 which hopefully puts it into perspective of being -24^4 becuase we subtracted the powers

I cant do 2 right now, but i will in a minute

And for 3 his mistake is that they arent the same bases so he cant add the powers, he should have converted them to the same base first.

Please help very urgent

Answers

Answer:

Marika's calculation is correct

Step-by-step explanation:

Lori has erroneously identified a common ratio of the geometion sequence

one has to divide subsequent term by the preceding term as was correctly by Marika. so Marika's calculation is correct.

hope it helps...

have a great day !!!

Lin got a $50 gift card to an online music store. She uses the gift card to buy an album for $9.99. She also wants to use the gift card to buy some songs. Each song costs $1.29.
Which of these inequalities describes the situation, where n is the number of songs Lin wants to buy.
9.99+1.29n greater and equal to 50
9.99+1.29 less than and equal to 50
9.99-1.29n less than or equal to 50
9.99-1.29n greater than or equal to 50

Answers

Answer:

b) 9.99 + 1.29n ≤ 50

Step-by-step explanation:

  I think,  this question is incomplete., may be there is typo. To complete the question, it's suppose to be like this  

a)9.99 + 1.29n ≥ 50

b)9.99 + 1.29n ≤ 50

c)9.99 − 1.29n  ≤ 50

d)9.99 − 1.29 n ≥ 50

well,  we have to figure out  the information given  

price of the album: $9.99

each song cost : $1.29

gift card: $50

number of songs : n

The answer  is b) 9.99 + 1.29n  ≤ 50 , because the sum of the price of the album ($9.99) and the songs ($1.29 n) must be less or equal to the value of the gift card ($50). Fore sure it 's correct.....

ayme built a box in the shape of a rectangular prism with the dimensions shown. What is the volume of the box, in cubic inches? A rectangular prism has a length of 8 inches, a width of 2 inches, and a height of 4 inches. Use the formula V = l w h, where V represents the volume, l represents the length, w represents the width, and h represents the height. Inches cubed

Answers

Answer:

[tex]64(in)^{3} [/tex]

Step-by-step explanation:

The volume of a box is equal to the length l times the width w times the height h.

[tex](lenght) \times (width) \times (height)[/tex]

Substitute the values of the length l=8, the width w=2, and the height h=4 into the formula.

[tex]8 \times 2 \times 4[/tex]

Multiply 8 by 2.

[tex]16 \times 4[/tex]

Multiply 16 by 4.

[tex]64 {in}^{3} [/tex]

Hence, the volume of the rectangle prism is 64(in)³.

Answer:

64 in³

Step-by-step explanation:

Given dimensions:

l = 8 inw = 2 inh = 4 in

Volume of the prism is:

V = lwhV = 8*2*4 = 64 in³

3. Simplify: 72 +8 [180 + 4 {10 + (15 - 45 - 9 x 2)}] simplify ​

Answers

Answer:

296

Step-by-step explanation:

Answer:

plz rate 5star accept my efforts

+ thanks :)

Circle the expression that has the smallest value when x = 4

5 – x 1/2 x x + 1 x - 4

Answers

9514 1404 393

Answer:

  (d)  x-4

Step-by-step explanation:

If we assume your answer choices are ...

  (a) 5 -x = 5 -4 = 1

  (b) 1/2x = 1/2(4) = 2

  (c) x +1 = 4 +1 = 5

  (d) x -4 = 4 -4 = 0

Then the last choice (d) x -4 has the smallest value at x=4.

It would take ___ hours to drive 240 miles from Boston to New York, if one drives at a constant speed of 40 mph.

Answers

Answer:

6 hours.

Step-by-step explanation:

To find how many hours it would take to drive a 240 mile distance at a constant speed of 40 miles per hour, you'd divide 240 by 40 and the result of that is 6.

Answer:

6 hours

Explanation:

240/40= 6

A linear function that represents the number of animals adopted from the shelter is compared to a different linear function that represents the hours volunteers work at the shelter each week. Describe the key features of the functions that are needed to determine if these lines intersect.

Answers

Step-by-step explanation:

Step-by-step explanation:

Given the table:

Month              f(x) = Number of imports    g(x) = Number of exports

January (1)                3                                                1

February (2)             4                                                3

March (3)                  5                                                5

April (4)                     6                                                7

From the table, it is clear that:

Number of imports = number of month + 2

so

also

Number of exports  = 2(number of month) + 1

so

Therefore, the number of imports equals the number of months plus one. i.e., which is a linear function.

If we compare it with the slope-intercept form of the line

Then,

slope = m = 1

y-intercept = 2

Also number of exports equals is also a linear function.

i.e.  

Here,

slope = m = 2

y-intercept = -1

If there is some point that is equal in both the function then it can be said that they are intersecting.

What is a function?

A function is a relation in which each values of x have the value of y.

How to determine whether two functions are intersecting?

The key features of the functions :

Functions are equal at that point at which they are intersecting.

Learn more about functions at https://brainly.com/question/4025726

#SPJ2

Find the perimeter of a rectangle if one side is 3x and the other side is 6x.

Answers

Answer:

18x

Step-by-step explanation:

2(3x+6x)

(
CH
If r(x) = 3x - 1 and s(x) = 2x + 1, which expression is equivalent to
(6)?
)

Answers

Answer:

[tex]\dfrac{17}{13}[/tex]

Step-by-step explanation:

Given that,

r(x) = 3x - 1 and s(x) =  2x + 1

We need to find an expression equivalent to [tex]\dfrac{r}{s}(6)[/tex].

We know that,

[tex]\dfrac{r}{s}(6)=\dfrac{r(6)}{s(6)}[/tex]

Put x = 6 in the above expression

[tex]=\dfrac{3(6)-1}{2(6)+1}\\\\=\dfrac{18-1}{12+1}\\\\=\dfrac{17}{13}[/tex]

So, the equivalent expression is equal to [tex]\dfrac{17}{13}[/tex].

Determine which of the two acute angles has a sine of 5/11 (click photo)

Answers

Answer:

A

Step-by-step explanation:

sin: [tex]\frac{opposite}{hypotenuse}[/tex]

sin: [tex]\frac{CB}{AC}[/tex] = [tex]\frac{5}{11}[/tex]

For triangle ABC, sin(A) = 5/11

What is acute angle?

"If the angle measure less than 90° then it is an acute angle."

What is sine theta?

For a right triangle,

sin(theta) = opposite side/hypotenuse

where theta is an acute angle.

For given example,

we have been given a right triangle ΔABC

Since ∠B = 90°, ∠A and ∠C must be an acute angles.

⇒ sin(A) = BC/AC

⇒ sin(A) = 5/11

and sin (C) = AB/AC

⇒ sin(C) = (4√6)/11

Therefore, sin(A) = 5/11

Learn more about sine of angle here:

https://brainly.com/question/15141309

#SPJ2

Rewrite the Cartesian equation y=-3 as a polar equation.

Answers

r

sin

θ

=

3

Explanation:

Imagine we have a point  

P

with Rectangular (also called Cartesian) coordinates  

(

x

,

y

)

and Polar coordinates  

(

r

,

θ

)

.

The following diagram will help us visualise the situation better:

https://keisan.casio.com/exec/system/1223526375

https://keisan.casio.com/exec/system/1223526375

We can see that a right triangle is formed with sides  

x

,  

y

and  

r

, as well as an angle  

θ

.

We have to find the relation between the Cartesian and Polar coordinates, respectively.

By Pythagora's theorem, we get the result

r

2

=

x

2

+

y

2

The only properties we can say about  

θ

are its trigonometric functions:

sin

θ

=

y

/

r

y

=

r

sin

θ

cos

θ

=

x

/

r

x

=

r

cos

θ

So we have the following relations:

r

2

=

x

2

+

y

2

y

=

r

sin

θ

x

=

r

cos

θ

Now, we can see that saying  

y

=

3

in the Rectangular system is equivalent to say

r

sin

θ

=

3

Answer link

Jim G.

May 19, 2018

r

=

3

sin

θ

Explanation:

to convert from  

cartesian to polar

x

x

=

r

cos

θ

and  

y

=

r

sin

θ

r

sin

θ

=

3

r

=

3

sin

θ

There were 16 skittles in a bag there were 3 yellow, 4 red, 2 purple, 6 orange, and 1 green. What is the probability of pulling a red skittle (simplify your answer). The probability of a red is /

Answers

There is 4 red in the bag
Total skittles = 16

So it will be 4/16
Simplify = 1/4
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