# aaron

Newest questions and responses by aaron-
## Statistics

A sample of 10 washing machines is selected from a process that is 10% nonconforming. What is the probability of 1 nonconforming washing machine in the sample? Use the Poisson distribution. I'm supposed to use the Poisson chart to determine the answer

*asked on October 23, 2018* -
## physics

You're in an airplane that flies horizontally with speed 860 km/h (240 m/s ) when an engine falls off. Neglecting air resistance, assume it takes 26 s for the engine to hit the ground. Hight of airplane is: H = 3.3 km horizontal distance that the aircraft

*asked on October 12, 2018* -
## Physics

A ball is thrown vertically with a velocity V0 from a building with height h, a second ball is dropped from the same building a second later, calculate the maximum inicial velocity V0 needed so that both balls get to the ground at the same time and so that

*asked on September 28, 2018* -
## Calculus

Show that the series sum(-1)^(n-1) b_n, where b_n = 1/2 if n is odd and b_n = 1/n^2 if n is even, is divergent.

*asked on April 24, 2018* -
## math

Craig is arranging plates for a party. He has 3 types of sandwich, 2 types of cake and 4 types of biscuit. Which shows the number of possible combinations of sandwich, cake and biscuit on a plate? A) (3*2) + (3*4) How do i work this out? B) 3*2*4 C) (3*4)

*asked on March 18, 2018* -
## math

Hamid will be x years old 7 years from now. How old was he 7 years ago? (Your answer should include x.)

*asked on March 17, 2018* -
## English

Include a colon and an explanation. The town reminded me of my childhood vacations: both were on the beach. Is this right?

*asked on March 16, 2018* -
## English

why does the author repeat the word 'never-ending'? Life seemed to be never ending. Every day, i rush to the car, i rush to school. Lessons seemed to be a never-ending run.

*asked on March 13, 2018* -
## English

change general into a word that means make bigger... the word starts with an e.

*asked on February 25, 2018* -
## English

does this sentence make sense? He had to leave the park soon because he left his three cars' engines running.

*asked on February 11, 2018* -
## English

can you write a sentence using the words snails' shells?

*asked on February 10, 2018* -
## English

can you write a sentence using the words: bicycle's wheel? thank you.

*asked on February 9, 2018* -
## math

i will roll a fair 6-sided dice. Writing your answers as fractions in their lowest terms, what is the probability of rolling: 1) a 4? 2) an even number? 3) a 7? 4) number less than 5? 5) number less than 10?

*asked on January 16, 2018* -
## english

The narrator found ______ in front of the Post Office.

*asked on January 8, 2018* -
## English

please can u check my work. Thank you. example of a passive sentence: Macaws eat nuts and berries. Nuts and berries are eaten by the Macaw. 1) Capuchin monkeys eat fruit, insects, leaves, small birds and frogs. my answer: Frogs, small birds, leaves,

*asked on January 7, 2018* -
## math

Multiply 3/14 of a week by four and give your answer in hours. I am not sure how to do this in an easy way. thank you for helping.

*asked on December 31, 2017* -
## English

can u write five lines of a story about u and some explorers in the forest and something happens as monsters leave the clearing. it doesn't have to be that descriptive as I am going to improve it by adding adjectives and other punctuation. thank you. P.S

*asked on December 5, 2017* -
## Chemistry

Write the element symbol and charge for this monatomic ion: Consider a monatomic ion that has the electron configuration of [Kr]4d^10 5s^2 and a charge of 2+

*asked on November 21, 2017* -
## Chemistry

-Calcium chloride contains calcium and chloride ions. Write the ground-state electron configuration for the calcium ion. -Write the ground-state electron configuration for the chloride ion.

*asked on November 21, 2017* -
## Math

Julio purchased some power tools totaling $2,174 using a six-month deferred payment plan with an interest rate of 28.19%. He did not make any payments during the deferment period. What will the total cost of the power tools be if he must pay them off the

*asked on November 10, 2017* -
## Geometry

There are three points on a line, A, B, and C, so that AB = 12 cm, BC = 13.5 cm. Find the length of the segment AC . Give all possible answers.

*asked on November 10, 2017* -
## Math

Show how to make one addend the next tens number. 15+37=?

*asked on October 17, 2017* -
## Physics

In an electric freezer, 400.0 g of water at 18.0 degree C is cooled, frozen, and the ice is chilled to -5.00 degree C. How much total heat was removed from the water

*asked on August 24, 2017* -
## Verbal

Claudia is orginising a fashion show .Jamie,Alice,Susie and Lao are modelling the outfits.Each wears 4 different outfits. All of lao's outfits are pink.Half of Alice's outfits are pink and the rest are red.One of Jamie's outfits is red and the others are

*asked on July 1, 2017* -
## Physics

A weightlifter raises a barbell of mass 150 kg from the floor to over his head 2.5 meters in 3 seconds. What is his average power input?

*asked on June 5, 2017* -
## Science

Hello, can anyone help me answer this question: What is the result of a silent mutation at a) DNA level b) amino acid level c) protein level d) phenotype level Thank you.

*asked on June 5, 2017* -
## algebra

describe the transformation done by y=1/x to get y = 1/4x -12

*asked on April 13, 2017* -
## Algebra

Determine the holes, vertical asymptotes and horizontal asymptotes of the rational function y=(3x^(2)+8x-10)/(x^(2)+7x+12) Hole: Vertical Asymptote: Horizontal Asymptote:

*asked on April 13, 2017* -
## Algebra

b) y = 3(.25)^x growth or decay y-intercept:

*asked on April 10, 2017* -
## Algebra

Determine whether each function is an example of exponential growth or decay. Then find the y-intercept. a) y = 2(4)^x growth or decay y-intercept: b) y = 3(.25)^x growth or decay y-intercept:

*asked on April 9, 2017* -
## algebra

The length of a rectangle is 2 1/2 times the width, and the perimeter is 42 feet. What are the dimensions of this rectangle?

*asked on April 6, 2017* -
## algebra

The ratio of Natalie’s markers to Susan’s markers was 5:3 at first. After Natalie gave 25 markers to Susan, they had an equal amount of markers each. How many markers did they have altogether?

*asked on April 4, 2017* -
## Algebra

1. Find all the real square roots of a. .0064 b. - .0081

*asked on March 5, 2017* -
## Algebra

1. Find all the real square roots of a. .0064 b. - .0081

*asked on March 5, 2017* -
## Algebra

Rewrite 32^3/5 as a radical expression and then simplify.

*asked on March 5, 2017* -
## chemistry

A student dissolves a .726 g aspirin tablet in water and titrates the solution with .272 M NaOH are required to reach the equivalence point. Calculate the percentage of acetylsaliclic acid in the tablet. I am not really sure where to start with this. I

*asked on February 27, 2017* -
## Biology

What amino acid property makes proteins highly functional? I would assume it would be the structure and sequence, but are there additional properties?

*asked on February 23, 2017* -
## Introduction to small engines

The distance the piston must travel from TDC to BDC is referred to as the of the engine

*asked on February 22, 2017* -
## chemistry

Create balanced equation, given the two compounds in aqueous solution may react with one another. State whether or not a chemical reaction occurs. Make sure to include the state of each reactant and product. If a precipitation reaction occurs, provide the

*asked on February 20, 2017* -
## C

Most organisations produce a document stating what they expect their members to do to behave in an ethical way. State the name of these documents... Thank you.

*asked on February 2, 2017* -
## Science

The (blank) has given scientists information about past life on Earth.

*asked on January 30, 2017* -
## Pre Cal 12

A 12cm by 8cm rectangular piece of metal is to be made into an open-top box by cutting a sqaure from corner and folding up the resulting flaps (sides). If the volume of the lidless box is 36 cm what are the integer dimensions of the box?

*asked on January 26, 2017* -
## Maths

Grace spent 1/8of her money on popcorn and 1/4 of her money on a drink. 1.IF THE drink cost€1.32,how much money had she altogether 2.what fraction of her money did she spend? 3.how much money had she left?

*asked on January 26, 2017* -
## Math

is x^2-3x+28 factorable

*asked on January 22, 2017* -
## algebra

The perimeter of a square is to be at least 15 feet, but not more that 52 feet. Find all possible values for the length of its sides.

*asked on January 11, 2017* -
## Algebra

What is the equation, in standard form, of a parabola that models the values in the table x (-2,0,4) F(x) (2.5,1.5,-60.5)

*asked on January 10, 2017* -
## social studies

Compare the situation in Burundi to the American Revolution

*asked on December 19, 2016* -
## Algebra

Can someone help me with these two equations, I need to solve them by completing the square, I know the answers, (Number 1 is -11.56, 1.56, and number 2 is -10.35, 1.35) I just can’t remember how to get those numbers again, I have so much math on my

*asked on December 16, 2016* -
## Algebra

A conic section has the equation x2 + y2 + 10x + 8y = 40. Determine the following: type of conic, domain and range, axes of symmetry, and center. Show your work.

*asked on December 15, 2016* -
## Algebra

Identify the type of conic section that has the equation 9x^2+ 25y^2 =225 and identify its domain and range.

*asked on December 14, 2016* -
## Algebra

the foci of the ellipse given by the equation 100x2 + 25y2 = 2500?

*asked on December 13, 2016* -
## math

For an 18 month period, the last term is and the series sum is . For a 24 month period, the last term is and the series sum is . For a 30 month period, the last term is and the series sum is .

*asked on December 6, 2016* -
## None

If there's three there's two If there's two there's one If there's one there's none. What's the answer?

*asked on November 28, 2016* -
## Algebra

The equation h = -16t^2 + 32t + 9 gives the height of a ball, h, in feet above the ground, at t seconds after the ball is thrown upward. How many seconds after the ball is thrown will it reach its maximum height? What is its maximum height?

*asked on November 26, 2016* -
## Math

A hardware store makes a mixed bag of 42 items using screws, bolts, and washers. The cost of screws are $3.00 each, bolts cost $2.00 each, and washers are $1.50 each. The mixture calls for four times as many screws than bolts. The total cost of the mixture

*asked on October 16, 2016* -
## Math

What point maximizes the objective function P = 4x + 3y for the constraints below. What is the maximum value? Constraints: x>=0 y>=0 y=y

*asked on October 13, 2016* -
## Physics

Figure shows a circular wire loop of radius r carrying current i placed in a perpendicular magnetic field B. Suppose that the radius of cross section of the wire is a. Find the decrease in radius of loop when magnetic field is switched off if Young’s

*asked on September 28, 2016* -
## Algebra

12. Determine whether y varies directly with x. If so, find the constant of variation and write the function rule. x - 1, 2, 5 y - 1, 2, 5

*asked on September 27, 2016* -
## Algebra

graph the inequality y

*asked on September 27, 2016* -
## Algebra

8. Write an equation for a trend line and predict the value when x is 15. x 0 3 6 9 12 y 17.5 35.4 50,5 60.6 66.3

*asked on September 27, 2016* -
## Algebra

7. Write the equation of a trend line. Number of hours 8 5 12 10 2 9 11 14 Score% 7562 80 85 35 70 82 95

*asked on September 27, 2016* -
## Math

an oak tree casts a shadow that is 5 meters long. at the same time, a 6.2-meter-tall flagpole casts a shadow 4 meters long. how tall is the tree?

*asked on September 11, 2016* -
## Chemistry

One isotope of a metallic element has mass number 10 and has 7 neutrons in the nucleus. It forms an atomic ion having 2 electrons. Enter the symbol for this ion

*asked on September 6, 2016* -
## Goverment

Which of the following was one compromise related to the Declaration of Independence that was agreed to by the delegates to the second continental congress? Language condemning the slave trade was removed Language criticizing the English people was

*asked on August 17, 2016* -
## Chemistry

Describe how lead(II) iodide cen be prepared in the laboratory

*asked on August 2, 2016* -
## physics

Michael, whose mass is 80 kg, runs at a speed of 3 m/s. What is his kinetic energy?

*asked on July 18, 2016* -
## Model Essays

All of us have probably experienced a particular moment (or perhaps many moments) when we were willing to dine out on anything but fast food. What do you think we are seeking at such times? Following Visser's example, write an essay analyzing the "culture"

*asked on July 12, 2016* -
## Math

What is the difference between 20 hundreds and 3 x 10 to the 2nd power

*asked on June 25, 2016* -
## Math

How much more is 245,612 than the combined numbers of 18,912 and 45,608

*asked on June 25, 2016* -
## Math

I am a number between 1000000 and 2000000. My ones digit is the sum of my tens and hundreds digits and is also the sum of my millions and ten thousands digits.my hundred thousands, thousands, and ones digits are the same.the sum of my digits is 45.what

*asked on June 25, 2016* -
## Math

I am a number between 1000000 and 2000000. My ones digit is the sum of my tens and hundreds digits and is also the sum of my millions and ten thousands digits.my hundred thousands, thousands, and ones digits are the same.the sum of my digits is 45.what

*asked on June 24, 2016* -
## Finance

Mrs. Rogers wants to take a trip in ten years, she can save 650 every 3 months and earns 7.8% compounded quarterly. How much is her account worth at 5 years? What formula should I be using for this? None of them I have tried seem to give me near the

*asked on May 16, 2016* -
## Geography

Islanders living in Beqa, Fiji lived primarily by hunting and eating meat by fishing and cultivating tara (my answer) by gathering nuts for exports by eating plants

*asked on May 4, 2016* -
## TRIGONOMETRY2

color each point in the coordinate plane either red or blue. prove that no matter how the coloring is done there must exist two points of distance one that are the same color.

*asked on May 2, 2016* -
## TRIGONOMETRY

given real numbers x, a, b with x>= a>= b>= 0, show that sqrt x+b - sqrt x-a >= sqrt x+a - sqrt x-b

*asked on May 2, 2016* -
## trig3

color each point in the coordinate plane either red or blue. prove that no matter how the coloring is done there must exist two points of distance one that are the same color.

*asked on May 1, 2016* -
## trig2

given real numbers x, a, b with x>= a>= b>= 0, show that sqrt x+b - sqrt x-a >= sqrt x+a - sqrt x-b

*asked on May 1, 2016* -
## trig

tan(theta)/tan(2theta)-tan(theta)= cos(2theta)

*asked on May 1, 2016* -
## Biology

Do you expect that somatic cell gene therapy and germ-line gene therapy for the same disease will be equally difficult?

*asked on April 28, 2016* -
## maths

409 726 IN STANDARD EXPANDED NOTATION

*asked on April 18, 2016* -
## math

The mean of 14 numbers is 50. Removing one of the numbers causes the mean to decrease to 43. What number was removed?

*asked on March 23, 2016* -
## math

For a popular Broadway musical, the theater box office sold 356 tickets at $80 apiece, 275 tickets at $60 apiece, and 369 tickets at $45 apiece. How much money did the box office take in? A. $16,605 B. $44,980 C. $61,585 D. $16,500

*asked on March 8, 2016* -
## Chemistry

An interference filter is to be constructed for isolation of the nitrobenzene absorption band at 1537 cm-1. (a) If it is to be based on first-order interference, what should be the thickness of the dielectric layer (refractive index of 1.34)? (b) What

*asked on February 27, 2016* -
## chemistry

For the reaction N2(g) + 3H2(g) 2NH3(g), what will happen if more ammonia gas is added?

*asked on February 3, 2016* -
## Math

Can someone help me complete this table? a - 5, 6, 7, 8, 9 b - 3.8, 4.6, 5.4, _, _ So, do you add 0.8 each time? I think the next two numbers are 6.2 and 7.0.

*asked on January 7, 2016* -
## math

Can someone help me complete this table? a - 5, 6, 7, 8, 9 b - 3.8, 4.6, 5.4, _, _ I don't have any answers. I'm sorry. Is there a rule?

*asked on January 7, 2016* -
## physics

a side view of a car tire before it is mounted on a wheel. Model it as having two sidewalls of uniform thickness 0.695 cm and a tread wall of uniform thickness 2.50 cm and width 23.2 cm. Assume the rubber has a uniform density 1.10 103 kg/m3. Find its

*asked on December 22, 2015* -
## Chemistry

How many g of CaCl2 are required to prepare 0.250 L of a 0.200 M solution?

*asked on December 13, 2015* -
## Math

Samantha wants to find the height of a pine tree in her yard. She measures the height of the mailbox at 3 feet and its shadow at 4.8 feet. Then she measures the shadow of the tree at 56 feet. How tall is the tree?

*asked on November 19, 2015* -
## physics

A cat is chasing a mouse. The mouse runs in a straight line at a speed of 2.2 m/s. If the cat leaps off the floor at a 29° angle and a speed of 4.0 m/s, at what distance behind the mouse should the cat leap in order to land on the poor mouse?

*asked on November 4, 2015* -
## Chemistry

Now, my problem with this question is the break-down, I don't know where to start. Calculate the volume of H (g), measured at 21.9°C and 769 Torr required to react with 36.3 L CO(g), also measured at 21.9°C and 769 Torr. Assume the gases react as

*asked on October 23, 2015* -
## algebra 2

3x+y+z=14 -x+2y-3z=-9 5x-y+5z=30 linear equations solve by elimination

*asked on September 30, 2015* -
## math

What are the important variables in the problem below? A test is worth 50 points. Multiple-choice questions are worth 1 point, and short-answer questions are worth 3 points. If the test has 20 questions, how many multiple-choice questions are there?

*asked on September 28, 2015* -
## science

Describe how you would find the mass of 250mL of water

*asked on September 22, 2015* -
## chemistry HELP!!

Reaction Rate = -(1/2) [d(H2O2)/dt] = [d(O2)/ dt] Using 25 mL of a 0.2 M hydrogen peroxide solution, the following results are obtained from the equation above: 8.62 mL of gas is collected in 120 seconds. (Assume 760 Torr = 1 atm) Room temperature is 25

*asked on September 21, 2015* -
## Math

On December 10, 2014, Jennings, Inc. paid out total dividends of $450,000 (this was the only dividend payment made during the year). If Jennings reported Retained earnings of $2,186,000 for 2013 and Retained earnings of $2,380,000 for 2014, what was

*asked on September 9, 2015* -
## algebra

An executive drove from home at an average speed of 45 mph to an airport where a helicopter was waiting. The executive boarded the helicopter and flew to the corporate offices at an average speed of 120 mph. The entire distance was 250 miles; the entire

*asked on September 9, 2015* -
## Math

A bag held 3 red marbles, 1 blue marble, and 4 yellow marbles. Lee drew a red marble and did not replace it. What is the probability of drawing a yellow marble next? A. 1/4 B. 1/3 C. 1/2 D. 4/7

*asked on May 19, 2015* -
## life orintation

TOPIC:campaign with responsibility CRITICAL FOR MARKS (A)introduction (3marks) (B) description of recent service delivery protest (5marks ) (C)research on processes of campaigns and protests (20 marks) (D)evaluation of current protests (20marks) (E)

*asked on May 10, 2015* -
## algebra

A package is dropped from a helicopter at 1600 feet. The height of the package can be modeled by: h = -16t squared + 1600 , where h is the height of the package in feet and t is the time in seconds. How long will it take for the package to hit the ground?

*asked on April 13, 2015*