Question 1: Peter has 32 marbles in a bag. 15 of them are white. What is the probability Peter will pick a white marble from the bag without looking?

Question 2: A coin was flipped 100 times with 53 tails recorded. What is the experimental probability of flipping tails with this coin? Give your answer in fully simplified form.

Question 3: Charlie watched cars drive past his house over five minutes. In this time 14 cars went by, and 7 of those cars were white. What is the experimental probability of a car being colored white?

Answers

Answer 1

Answer:

1. 15/32 2. 53/100. 3. 7/14 or 1/2


Related Questions

Find the diameter of a circle with a circumference of 63 feet. Round your answer to the nearest hundredth.


The diameter is about__

feet.

Answers

Answer:

20.05feet

Step-by-step explanation:

Given data

Circumference= 63feet

The expression for circumference is

C= 2πr

substitute

63= 2*3.142*r

63= 6.284r

r= 63/6.284

r=10.025

Hence the diameter is

=10.025*2

=20.05feet

11y + 19x - 5y +3x= pleas e show working please

Answers

Answer:

11y + 5y = 16y and 19x + 3x= 22x so 16 y +22x is your answer

Step-by-step explanation:brainliest plzzzz

The solution is 22x + 6y .

End of Module 4 Assessment

Answers

Answer:

where's the question?

Step-by-step explanation:

is it a question?

Answer:

whats the question?

Step-by-step explanation:

write an equivalent expression in standard form.

(2x + 5)(x + 1)

Answers

2x^2+7x+5

step by step

The equivalent expression in standard form is 2x² + 7x + 5.

What is Expression?

An expression is combination of variables, numbers and operators.

To write the expression in standard form, we need to simplify it by multiplying the two factors using the distributive property of multiplication:

(2x + 5)(x + 1) = 2x² + 2x + 5x + 5

Combining like terms, we get:

(2x + 5)(x + 1) = 2x² + 7x + 5

Therefore, the equivalent expression in standard form is 2x² + 7x + 5.

To learn more on Expressions click:

https://brainly.com/question/14083225

#SPJ2

Find the mean, median, and mode(s) of the data with and without the outlier.
45, 52, 17, 63, 57, 42, 54, 58
The part that I got confused was the outlier

Answers

63 and 17 are the outliers

wright the ratio in simplest form 1/3​

Answers

Answer:

1/3

Step-by-step explanation:

When Larry tried to teach his dog Allegra to speak, he gave him 1 sausage - and he barked once. When he
gave him 2 sausages, he barked twice. Then he gave him 3 sausages, and he barked three times.
Larry predicted that Allegra would bark four times if he gave him 4 sausages.
What type of reasoning did Larry use to make his prediction?
A. Deductive reasoning
B. Inductive reasoning
C. Indirect reasoning
D. Circular reasoning

Answers

its c, sorry if i’m wrong

In case of : Allegra barking n = 4 times, when given 4 sausages - Inductive Logic is used.

Given : Allegra barks once & twice & thrice, when Larry gives him 1 & 2 sausages respectively.

So, later he assumes that he would bark 4 times, if given four sausages

Deductive Reasoning is when conclusion related to particular is drawn, based on general universal. Eg : All men are mortal, Ram is a man. Ram is mortal. Inductive Reasoning is when a generalised conclusion is drawn, based on specific case. Eg : Law of gravity based on apple falling.                     Allegra's case of barking n times for n sausages (1, 2,3 ...) is further generalised for other positive numbers & hence 4. Indirect Reasoning relates two events. If A is true leads to B is true, then B is false implies A has also been false. Circular Reasoning is a logical fallacy of beginning with an already assumed true statement.

To learn more, refer https://brainly.com/question/2848937?referrer=searchResults

List 3 responsibilities that a consumer has when making a purchase.

Answers

Answer:

check receipt, know the return policy, read the fine print.

Step-by-step explanation:

The responsibilities of a consumer includes check receipt, know the return policy, read the fine print.

Responsibility of a Consumer

Every consumer have basic responsibility they need to adhere to when making a purchase. This is done to protect their right via consumer laws and these responsibilities includes

check the receipt of purchase know the return policyread the fine print.

When a consumer makes a purchase, s/he is required to check the receipt in order to avoid over billing or charges from done intentionally or not. Knowing the return policy and reading the fine print would guide you in the use of the product.

Learn more on responsibility of a consumer here;

https://brainly.com/question/380037

Jenny counted the coins in her bank.

She had 4 times as many nickels as dimes.
She had 8 more quarters than nickels.
She had 52 dimes.
How many quarters did Jenny have in her bank?

A.
21

B.
64

C.
200

D.
216

Answers

Answer:

Step-by-step explanation:

its d cause there is actually 208 nickles and if u ad 8 more it gives u 216.

Answer: D.

Step-by-step explanation:

52x4=208

Since we know she has 4 times as many nickels as dimes(52), we just have to multiply 52x4 to get 208 nickels

208+8=216

We know that she has 8 more quarters than nickels(208) so we have to add 8 to 208 to get 216 quarters

I hope this helps

Hopefully it's brainlist

(2-1/2)(3-1/3)(4-1/4)

Answers

Answer: 1/4

Step-by-step explanation:

2-1/2 ==> 1/2

3-1/3 ==> 2/3

4-1/4 ==> 3/4

1/2 x 2/3 x 3/4 = 6/24

*Reduce 6/24*

1/4

HELP ME NOW PLEASE................

Answers

the amount of income tax in dollars and cents is $3,895.38

Pls help, question on picture, will do brainliest if right
no links!!!!!

Answers

The answer is
sin(x)12/15

whats y⁵ ×y im confused lol pls respond to this​

Answers

Answer:

5y^5

Step-by-step explanation:

there is no real solution. really i just simplified. if you wanted a real answer y would have to be giving. if not then this is all the question is asking. for you to simplify

Please help me
Neil is going to a bookstore 45 miles away. The bridge was closed on the way back, so
he had to take an alternate route and had to drive 15 mph slower, which make the trip
back take 7 minutes longer. How fast was he going on the way to the bookstore?

Answers

Answer:

35 mph

Step-by-step explanation:

As you might have learned in your physics class, the average speed of a car in mph is 50. You should write this down on some paper.

After writing it down, we need to look at what the problem is asking us, so we don't get confused. " How fast was he going on the way to the bookstore?"

This means that we need to calculate his mph speed on the way to the bookstore by subtracting something.

50 mph=Average

Alternate Route= -15

After you have written THAT down in your notes, you need to ask yourself,

"What is 50-15?"

Calculating 50-15 will make the "15 mph slower" show up and calculating that with the average will get you your answer.

50-15 is 35

If sintheta = cos theta then the value of acute angle is ​

Answers

Answer:

45 degrees

Step-by-step explanation:

Here, we want to get the value of the acute angle

From the question, we have it that the sin of the acute angle equals its cosine

Recall;

cos A = sin (90-A)

Hence, if A is 45, then Cos A and Sine A will be the same

This means the value of theta which is the acute angle is 45 degrees

Artem drives 12.6 miles in 12 minutes.
He passes a sign which gives the speed limit as 50 mph.
By how much, in mph, did Artem's average speed exceed the speed limit?

Answers

Answer:

18 mph

Step-by-step explanation:

12.6 × 5 =68.0. 68 - 50 = 18

Mrs. Goldstein is building a new house. She creates a scale drawing of the house on a piece of paper. The scale is 1cm = 5.5ft. The scale drawing of the house is a RECTANGLE and it measures 15cm by 25cm. What is the AREA of her house?

Answers

Answer:11343.75 feet

Step-by-step explanation:

so you do 15 x 5.5 and then 25 x 5.5 then you times the answers of the two and you get your answer

this should be right.

Hoped this helped

guys please help me with this question, I’d appreciate it a lot

Answers

Answer:

540

Step-by-step explanation:

area of trapezium is b×h

Answer:

540 Sq m

Step-by-step explanation:

Area of parallelogram EFGH

= base * height

= 30 * 18

= 540 Sq m

anyone know the answer?

Answers

i want to say it’s the second one

A company with 10,000 employees would like to know whether their employees think that they are paid enough. Do you think asking the question to 200 employees from the same department is most representative of all the employees? Explain your reasoning.

Answers

Answer: It is not.

Step-by-step explanation:

The salaries paid to the various departments of a company are usually different as some departments get paid more than others. For instance, in a manufacturing company, the R&D department would on average, get paid more than members of the Cleaning department.

Asking members of only one department therefore, about their pay satisfaction would not bring about a reasonable result because it would not be indicative of the thoughts of members of the other departments who are not being paid the same.

Question : In the given figure , ∆ APB and ∆ AQC are equilateral triangles. Prove that PC = BQ.
~Thanks in advance ! <3​

Answers

Answer:

See Below.

Step-by-step explanation:

We are given that ΔAPB and ΔAQC are equilateral triangles.

And we want to prove that PC = BQ.

Since ΔAPB and ΔAQC are equilateral triangles, this means that:

[tex]PA\cong AB\cong BP\text{ and } QA\cong AC\cong CQ[/tex]

Likewise:

[tex]\angle P\cong \angle PAB\cong \angle ABP\cong Q\cong \angle QAC\cong\angle ACQ[/tex]

Since they all measure 60°.

Note that ∠PAC is the addition of the angles ∠PAB and ∠BAC. So:

[tex]m\angle PAC=m\angle PAB+m\angle BAC[/tex]

Likewise:

[tex]m\angle QAB=m\angle QAC+m\angle BAC[/tex]

Since ∠QAC ≅ ∠PAB:

[tex]m\angle PAC=m\angle QAC+m\angle BAC[/tex]

And by substitution:

[tex]m\angle PAC=m\angle QAB[/tex]

Thus:

[tex]\angle PAC\cong \angle QAB[/tex]

Then by SAS Congruence:

[tex]\Delta PAC\cong \Delta BAQ[/tex]

And by CPCTC:

[tex]PC\cong BQ[/tex]

Answer:

Step-by-step explanation:

To prove PC = BQ, we need to prove triangle APC and ABQ are congruent.

AP = AB as they are part of equilateral triangle APB

AC = AQ as they are part of equilateral triangle AQC

Angle PAC = Angle PAB + Angle BAC = 60 + Angle BAC

Angle BAQ = Angle QAC + Angle BAC = 60 + Angle BAC = Angle PAC

By SAS, triangle APC and ABQ are congruent and therefore

PC = BQ

Tara is hosting a party. She wants to buy some invitations. She has £50 to spend in either shop 1 or shop 2. What is the maximum number of invitations she can buy from each shop?

Answers

It depends on how much the invitations cost at each shop.

I'm stuck with the answer....can someone help me?

Answers

Step-by-step explanation:

all the fractions should have the same bottom or denominator

so I multiplied the bottom numbers together which is 140

at the top I multiplied 3 x35, 2x28 and 20x1

added them together and got

181/140

Please help, again. Once again, first come first serve for brainliest.

Answers

6+4=10
And Luca’s dad gave 4 treats

0.5(r+2.75) = 30.5(r+2.75)=3

Answers

Answer:

3.25 and -2.651639344262295...

Step-by-step explanation:

if 0.5(r + 2.75) = 3, then r = 3.25

if 30.5(r + 2.75) = 3, then r = -2.651639344262295...

I would appreciate Brainliest, but no worries.

Answer:

3.25

Step-by-step explanation:

Mallory works 20 hours a week as a website designer and earns $42.50 per hour. If Mallory saves
1
2
of her total website-design earnings each week, how much will she save in 4 weeks?

Answers

If Mallory makes $42.50 per hour and she works 20 hours a week, we multiple those two and we get:

42.5 * 20 = 850

So she earns $850 per week.

Mallory saves half of that amount she would have $425 per week.

In 4 weeks she would have:

425 * 4 = 1700

Mallory will save $1,700 in four weeks.

Answer:

I believe it's 17000

Step-by-step explanation:

42.50 x 20 = 850

850 x 5 (5 business days) = 4250

4250 x 4 (4 weeks) = 17000

What is the slope of the line through the following points?
(1,3) and (-2,-1)

Answers

Answer:

4/3

Step-by-step explanation:

If you use the slope formula you should get 4 over 3 (4/3)


a cylinder has a height of 40 ft and a radius of 10 ft. can its volume be 10 ft? why or why not?

Answers

Answer:

Volume of cylinder = 12,560 feet³

Step-by-step explanation:

Given:

Height of cylinder = 40 ft

Radius of cylinder = 10 ft

Find:

Can its volume be 10 ft ?

Computation:

Volume of cylinder = πr²h

Volume of cylinder = (22/7)(10)²(40)

Volume of cylinder = (3.14)(10)²(40)

Volume of cylinder = (3.14)(100)(40)

Volume of cylinder = 12,560 feet³

Volume of this cylinder never be 10 feet

Which of the following is equivalent to

4x2y - 2y2x - 5xy
Select one:


a. -2x2y - 5xy + 4xy2


b. 2xy2 - 5xy + 4x2y


c. -2xy2 + 5xy + 4x2y


d. -2xy2 - 5xy + 4x2y


e. 2x2y - 5xy

Answers

Answer:

1 Simplify  4x\times 2y4x×2y  to  8xy8xy.

8xy-2y\times 2x-5xy

8xy−2y×2x−5xy

2 Simplify  2y\times 2x2y×2x  to  4yx4yx.

8xy-4yx-5xy

8xy−4yx−5xy

3 Simplify.

-xy

−xy

Step-by-step explanation:

Given m∥n, find the value of x.

Answers

Answer:

x = 32

Step-by-step explanation:

these angles are same-side-exterior angles which are supplementary

therefore you can add them together and set equal to 180 to solve for 'x'

2x - 16 + 4x + 4 = 180

6x - 12 = 180

6x = 192

x = 32

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