Sunday

September 25, 2016
**Calc**

sinx+x^2y=1 use implicit differentiation to find the second derivative. For the first derivative I got (cos(x)+2xy)/x^2. I have a feeling that is wrong, can someone please help and show steps on how to do this problem. (studying for a midterm).

*Wednesday, June 8, 2016 by Anonymous*

**chemistry**

The equilibrium constant for the reaction Cu3(PO4)2(s) 3 Cu2+(aq) + 2 PO43–(aq) is K = 1.40 x 10–37. Suppose that a beaker is filled to 1 L with a solution containing [Cu2+] = [PO43–] = 10.0 nM...

*Tuesday, June 7, 2016 by jess*

**History**

How are living conditions in the twenty-first century different than conditions in the nineteenth and early twentieth centuries? (You may compare any of the following areas: the role of women, leisure and entertainment, social classes, education, family, legal rights, and/or ...

*Tuesday, June 7, 2016 by Nikki*

**Math(PleaseHelp, NewEquation SameDescription)**

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree where 0 degrees is north...

*Tuesday, June 7, 2016 by Cameron*

**Child Care **

1. You're attempting to teach Brian, a preschooler, how to arrange a group of five blocks from largest to smallest. First, you explain what you want him to do; then you do it yourself so he can see what he's supposed to do. As Brian attempts to arrange the blocks ...

*Tuesday, June 7, 2016 by Queen B *

**English**

1. He tells me that she is happy. => He told me that she was happy. 2. He has told me that she was happy. => He told me that she had been happy. 3. He will tell me that she will be happy. => He told me that she would be happy. -------------------------------- Q1: ...

*Tuesday, June 7, 2016 by rfvv*

**Math(DifferentQuestion,SameDescription)**

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree where 0 degrees is north...

*Tuesday, June 7, 2016 by Cameron*

**math**

Lolita saved $ 5000 in a saving account which pays 12% interest compounded monthly. Eight months later she saved another $ 5000. Find the amount in the account two years after her first saving.

*Tuesday, June 7, 2016 by omar*

**social studies**

1. What does Eid-ul-Adha celebrate? a. the birth of the prophet Muhammad b. Abraham's sacrifice of a lamb to God *** c. Muhammad's first revelation 2. What is the message of "The Tale of the Crow and the Civet"? a. Everyone should mind their own business b. ...

*Tuesday, June 7, 2016 by lun*

**Math (money) **

After spending $200 of her money on a dress. Lily spent 20% of her remaining money on a bag. She then spent $131 on a pair of shoes. In the end, she had 20% of the original amount Lily had at first. What is the original total amount she had at first? My work so far: 1/5 saved ...

*Tuesday, June 7, 2016 by user1234*

**Maths**

200 trees were planted at equal distance apart along the sides of a straight expressway. The distance between the first and the last tree is 396 m. What is the distance between the first and the fifteenth tree?

*Monday, June 6, 2016 by Deepa*

**Math**

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree where 0 degrees is north...

*Monday, June 6, 2016 by Cameron*

**Math**

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree where 0 degrees is north...

*Monday, June 6, 2016 by Cameron*

**French Check Ms. Sue**

Please check this. Thank you! 1. France is a country in Asia. true false*** 2. There are many countries in Africa where French is one of the principal languages of the people. true false 3. Québec, in Canada, is a French speaking part of Canada. true*** false 4. The ...

*Monday, June 6, 2016 by Mame*

**Statistics **

If is confirm that two thirds of the students of a college are females, calculate the probability that on entering the college, the first two students one meet are (i) the same gender (ii) different gender

*Monday, June 6, 2016 by Danbaba*

**math**

If it is confirmed that, two thirds of the students of a COLLEGE are female, calculate the probability that on entering the college, the first two students one meet are; (i) The same gender (ii) Different gender

*Monday, June 6, 2016 by danbaba *

**Of Mice and Men Essay (Help!)**

Write a 5 paragraph essay that explains how George tries to take responsibility for taking care of Lennie but fails. I know I need to come up with a thesis statement first, but I am not sure how to do so with this kind of prompt. I'm taking a wild chance here, but how does...

*Monday, June 6, 2016 by Victoria*

**maths**

A man has certain number of oranges.he divides them into two lotsA and B.he sells the first lot at the rate of Rs.2 for three oranges and the second lot at the rate of Re.1 per orange and gets a total of Rs.400.if he had sold the first lot at the rate of Re.1 per orange and ...

*Monday, June 6, 2016 by lolita*

**MATHS **

d/f coes each consisting of 5 characters are to be generated. In each code the first two characters are A or B and the remaining three characters are any of the digits 0,1,2,...9 How many distinict codes be generated so? please tell me the answer

*Monday, June 6, 2016 by abu beye erga*

**math**

The sum of three numbers is 89 . The third number is 3 times the second. The first number is 9 more than the second. What are the numbers?

*Sunday, June 5, 2016 by Zoey *

**Algebra 2**

Find three consecutive odd positive integers such that 3 times the sum of all three is 152 less than the product of the first and second integers

*Sunday, June 5, 2016 by Casey*

**Physics I (Classical)**

At some instant, a particle traveling in a horizontal circular path of radius 7.50 m has a total acceleration with a magnitude of 16.0 m/s^2 and a constant tangential acceleration of 12.0 m/s^2. Determine the speed of the particle at this instant and (1/8) revolution later. I...

*Sunday, June 5, 2016 by Victoria*

**Physics I (Classical)**

At some instant, a particle traveling in a horizontal circular path of radius 7.50 m has a total acceleration with a magnitude of 16.0 m/s2 and a constant tangential acceleration of 12.0 m/s2. Determine the speed of the particle at this instant and (1/8) revolution later. I ...

*Sunday, June 5, 2016 by Victoria*

**Chemistry**

An aqueous solution that 2.00 M in AgNO3 is slowly added from a buret to an aqueous solution that is 1.00×10−2 M in Cl− and 0.260 M in I−. When the second ion begins to precipitate, what is the remaining concentration of the first ion? I know that the ...

*Sunday, June 5, 2016 by Sydney*

**English**

Hello. Dear Ms.Sue, I would be very grateful for your advice. 1) Do you think it's possible to say "the holistic phenomenon of science" (meaning "science as a whole")? 2) Do you think I used the articles correctly in the following "the interaction ...

*Sunday, June 5, 2016 by Ilma*

**math**

At a bus stop 20 students were standing in four groups. The first group contained four students more than the second. The second group contained one student less than the third. The fourth group contained twice as many students as the second group. How many students were in ...

*Sunday, June 5, 2016 by deezenut*

**Science**

A machine has velocity ratio of 5 and is 60% efficient. What effort would be needed to lift a load of 200N with tge aid of this machine?

*Saturday, June 4, 2016 by Selasi*

**Math**

Two boats leave the same place at the same time. The first sails in a straight line N70°W at 45 miles per hour and the second goes in a straight line S23°E at 57 miles per hour. After 1 hour, how far apart are the boats, to the nearest tenth of a mile?

*Saturday, June 4, 2016 by John*

**Math - Year 10 - Simult. Equations**

Q) one number is 9 less than three times a second number. If the first number plus twice the second number is 16, find the two numbers.

*Friday, June 3, 2016 by ^ ^*

**advanced science**

A 230 kg steel crate is being pushed along a cement floor. The force of friction is 480 N to the left and the applied force is 1860 N to the right. What is the acceleration of the crate? (Hint: remember to find net force first) a=6.00 m/s2 a=28.1 m/s2 a=8.10 m/s2 a=6.0 m/s2

*Friday, June 3, 2016 by Beth*

**English**

Khianna is preparing an informational presentation for her science class. Her presentation discusses three different theories about what killed the dinosaurs 65 million years ago. The first theory is that an asteriod hit the earth, the second theory is climate change, and the ...

*Friday, June 3, 2016 by Bob*

**English**

Hello. Dear Ms.Sue, I see you are online. You have helped me so many times. Will you please check some sentences for me (my teacher asked me to translate but I'm not sure whether it sounds normal and natural English). 1) "A thesis submitted for a doctoral degree in ...

*Thursday, June 2, 2016 by Ilma*

**Math ~ CHECK ANSWER**

Below are two sets of student quiz scores on a 30-point quiz. Which of the following can you conclude by comparing their box-and-whisker plots? Class A: 5, 10, 13, 18, 19, 25, 29 Class B: 1, 3, 5, 7, 9, 9, 13 a) The first quartile of class B is greater than the third quartile ...

*Thursday, June 2, 2016 by Jessica*

**MATH **

Two cell phone companies have different rate plans. Runfast has monthly charges $25 plus $10 per gig of data. B A &D’s monthly charge is $18 plus 15 per gig of data. Your task is to determine under what circumstances each company has the better pricing. You will derive ...

*Thursday, June 2, 2016 by SOMEBODY PLEASE HELP !*

**algebra 1**

A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first-, second-, and third-period classes are as follows: First period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0 Second period: 3, 2...

*Thursday, June 2, 2016 by Peter (forgive me)*

**algebra 1**

A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first-, second-, and third-period classes are as follows: First period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0 Second period: 3, 2...

*Thursday, June 2, 2016 by Peter*

**Algebra 1**

A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first-, second-, and third-period classes are as follows: First period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0 Second period: 3, 2...

*Thursday, June 2, 2016 by Peter*

**chemistry**

A certain first order reaction has a rate constant of 5.68 x 10–3 s–1 at 139°C and a rate constant of 8.99 x 10–1 s–1 at a temperature of 215°C. Ea = 111 kJ mol– q1) What is the value of the rate constant at 275°C? q2) ...

*Thursday, June 2, 2016 by jane *

**math **

There were 800 turtles and rabbits in a pet shop. After selling a total of 192 animals, 3/4 of the turtles and 5/6 of the rabbits were left. How many rabbits were there at first?

*Thursday, June 2, 2016 by linhui *

**CHECK my answers for DRIVERS ED**

1. A following distance greater than three seconds is advised when you (1 point) are followed by a motorcycle. are driving uphill. are first learning to drive.*** are being tailgated. 2. If the vehicle following you is too close, what action can you take to avoid being hit ...

*Wednesday, June 1, 2016 by Anonymous*

**Algebra**

3. Find the first four terms of the sequence represented by the expression. 3n+5 A)3,8,14,20 B)8,11,14,20** C)3,6,9,12 D)0,8,11,14 I don't understand what to do.. Please help!! 7. A gas station charges $2.19 per gallon of gas. Use function notation to describe the ...

*Wednesday, June 1, 2016 by Kaitland*

**Physics**

A new SpaceX rocket is being tested and launches from the ground. The first stage rocket engine provides constant upward acceleration during the burn phase. After the first stage engine burns out, the rocket has risen to 105.0 m and acquired an upward velocity of 50.0 m/s. The...

*Wednesday, June 1, 2016 by pimp*

**physics**

A new SpaceX rocket is being tested and launches from the ground. The first stage rocket engine provides constant upward acceleration during the burn phase. After the first stage engine burns out, the rocket has risen to 105.0 m and acquired an upward velocity of The second ...

*Wednesday, June 1, 2016 by pimp*

**Physics**

Two speakers driven in a phase by the same amplifier at a frequency of 640 Hz, are 7 m apart. A listener originally at the position of one of the speakers starts walking away from that speaker in a direction that is perpendicular to the line connecting the two speakers. How ...

*Tuesday, May 31, 2016 by Anonymous*

**Physics**

A truck accelerates from rest at a constant rate of 2 m/s2. How far does the truck travel in the first 3.00 s? A. 36.0 m B. 27.00 m C. 9.0 m D. 18.0 m F. 54.0 m

*Tuesday, May 31, 2016 by pimp*

**math plz check ;-;**

Order the following solids from least (1) to greatest (3) volumes. A rectangular pyramid whose base has an area of 60 in2 and whose height is 10 in. third A rectangular prism with a length of 6 in, a width of 5 in, and a height of 10 in. first A right cylinder with a diameter ...

*Tuesday, May 31, 2016 by leo*

**Math(Please Help Assignment Due Today)**

Four balances are shown where the two sides of each contain exactly the same amount of weight. The first balance has 4 squares, 1 triangle and 1 ball on the left side, right side has 2 diamonds. The second balance has 1 triangle and 1 square on the left side, 1 ball on the ...

*Tuesday, May 31, 2016 by Heaven*

**Math**

Four balances are shown where the two sides of each contain exactly the same amount of weight. The first balance has 4 squares, 1 triangle and 1 ball on the left side, right side has 2 diamonds. The second balance has 1 triangle and 1 square on the left side, 1 ball on the ...

*Tuesday, May 31, 2016 by Heaven*

**Math**

you accept a job with a salary of $35000 for the first year. suppose during the next 39 years you get a 5% raise each year. What is your total compensation if you work for a total of 40 years?

*Monday, May 30, 2016 by Ginger *

**Civics Presentation (Writeacher)**

What do you think about my first two slides? SLIDE #1: WHAT IS THE LIBERTARIAN PARTY? The Libertarian Party is the only political organization which treats and respects you as an unique individual. As the Libertarian Party, we believe in liberty, enterprise, and personal ...

*Monday, May 30, 2016 by Victoria*

**PHYSICS**

A stone is dropped from the top of a cliff and one second latter a second stone is thrown vertically downward with a velocity of 20m/s. How far below the top of the cliff will the stone overtake the first?

*Sunday, May 29, 2016 by CHRISTINE*

**Math**

average score of first three test is 90 and average score of two test is 89 what is average score of all five tests

*Saturday, May 28, 2016 by Muhammad Aleem*

**PHYSICS**

A player kicks a ball at an angle of 37degree with the horizontal and with an initial speed of of 48ft/s. A second player standing at a distance of 100ft from the first in the direction of the kick starts running to meet the ball at the instant it is kicked. How fast must he ...

*Saturday, May 28, 2016 by CHRISTINE*

**U.S. History**

1. What would this image convey to someone from the early-1900s about about the suffrage movement? (image: "early-1900s women's suffrage painting"-- this has a sign on it that says "official program women's suffrage procession" a person riding a ...

*Friday, May 27, 2016 by d*

**math**

If the first term in an arithmetic sequence is 15 and the tenth term is 69. What is the fourth term in the sequence?

*Thursday, May 26, 2016 by Anonymous*

**Algebra **

What are the minimum, first quartile, median, third quartile, and maximum of the data set; 40, 7, 2, 35, 12, 23, 18, 28

*Thursday, May 26, 2016 by HELP URGENT ALGEBRA*

**Calculus**

A particle with an initial velocity of -6 has its acceleration defined by a(t) = 2t+1. t is in seconds. find: a) its velocity equation b) the total distance traveled by the particle during its first 5 seconds of travel a) v(t) = t^2 + t - 6 b) 24.17 units is this correct?

*Thursday, May 26, 2016 by Yani*

**History please help!**

Who were the first four caliphs? A)rulers who had a personal connection to Muhammad. B) a group of wealthy traders C) five gods D) missionaries to Africa I pick A. Please help!

*Thursday, May 26, 2016 by Myra*

**SS**

How does the geography of Eastern Europe most affect farming in the region? There's more, but please answer this question first. If you know all the answers to the test please tell me them! Thanks!

*Thursday, May 26, 2016 by PLEASE HELP!*

**Math topic part 2**

18. Complete the table. a 5 6 7 8 9 b 3.8 4.6 5.4 (2 points) Essay: 9.39 and 10.6 i did 5.4 divided by 7 times 8 and i received thees answers 1 /2 points I like that you figured out the rule first. Remember, when finding the rule, you want to determine what you do to x to get ...

*Thursday, May 26, 2016 by Newscapepro*

**Drivers ED check my answers**

2. A left front tire blows out. Unless you control the vehicle, what will probably happen? (1 point) You will slide in a straight line. Your vehicle will pull toward the shoulder. Your vehicle will pull to the left.***** Your vehicle will sway from left to right. 3. When ...

*Thursday, May 26, 2016 by Anonymous*

**Teacher aid**

To find the ZPD of given student you must

*Wednesday, May 25, 2016 by Preet*

**math**

If the first term in an arithmetic sequence is 15 and the tenth term is 69. What is the fourth term in the sequence?

*Wednesday, May 25, 2016 by rebecca*

**Algebra**

Since the opening night, attendance at Play A has increased steadily, while attendance at Play B first rose and then fell. Equations modeling the daily attendance y at each play are shown below, where x is the number of days since the opening night. On what day(S) was the ...

*Wednesday, May 25, 2016 by Astral Tellurian*

**U.S Histroy please help me**

one year ago 1. The states below were added to the Union during the decade following the War of 1812: Indiana (1816) Mississippi (1817) Illinois (1818) Alabama (1819) Maine (1820) Missouri (1821) Which statement best explains how the War of 1812 contributed to the growth of ...

*Wednesday, May 25, 2016 by sav *

**Algrebra**

A new high school has just been opened, with an enrollment of 1000 students. The school has 1000 lockers, numbered 1 to 1000, to accommodate them. On the first day of school all 1000 lockers are closed. The first student enters the school and opens all of the lockers. The ...

*Wednesday, May 25, 2016 by Anonymous*

**English**

What does the script, or text, of a play contain? A. an essay by the playwright on the theme B. dialogue and stage directions C. the list of cast members for the first performance D. the soliloquies of the major characters My answer is B

*Tuesday, May 24, 2016 by sam*

**geometry**

It is the same distance from second base to first base, and from second base to third base. The angle formed by first base, second base, and home plate has the same measure as the angle formed by third base, second base, and home plate. What can you conclude about the distance...

*Tuesday, May 24, 2016 by cassie*

**physics **

A metal rod is forced to move with constant velocity along two parallel metal rails, connected with a strip of metal at one end. A magnetic field of magnitude B = 0:350 T points out of the page. a) If the rails are separated by L = 25.0 cm and the speed of the rod is 55 cm/s, ...

*Tuesday, May 24, 2016 by dani*

**CHECK MY WORLD HISTORY ANSWERS**

* at the end of each question and a couple **** at the end of my answer 1. All of the following can be identified as being part of the counterculture which arose with Baby Boomers during the 1960’s EXCEPT: * a. “Don’t trust anyone over 30” b. Woodstock c. ...

*Tuesday, May 24, 2016 by Anonymous*

**Algrebra Help!**

What are the first four terms of the sequence represented by the expression n(n - 2) - 3?

*Tuesday, May 24, 2016 by Destielforever*

**U.S. History (Check) (Reed)**

1. When the Vietnam War ended... a) Many Americans wanted to return and win b) Many Vietnamese wanted to leave the county for the safety of America c) Many people still trusted the government and its decisions A: b? 2. Roughly how many soldiers were killed in the Vietnam War? ...

*Tuesday, May 24, 2016 by Victoria*

**HELP GRAMMAR ;-; PLZ CHECK IM SORRY ^^;**

The first person in the door was she. A.Object of a preposition B.Predicate Nominative C.subject D.direct object The reporter shook hands with the winner and then gave the trophy to her. A.Predicate Nominative B.subject C.Object of a preposition D.direct object The most ...

*Tuesday, May 24, 2016 by Leo*

**ALGEBRA**

A SPINNER WITH FOUR EQUAL SECTIONS NUMBERED 3,5,7 AND 8 IS SPUN TWICE. WHAT IS THE PRBABILITY THAT AN ODD NUMBER IS SPUN THE FIRST TIME AND AN EVEN NUMBER IS PUN THE SECOND? IS THE ANSWER 3/4? IS IT THAT EASY OR NOT?

*Monday, May 23, 2016 by JEFFREY*

**Algebra**

Charlie's wallet contains 3 ones, 2 fives, 2 tens, and 4 twenty dollar bills. ?Charlie randomly grabs a bill from his wallet, replaces it, and grabs another bill. What is the probability that the sum of the two bills is $25? Maybe 6/25 or 6/110. I am confusing myself now ...

*Monday, May 23, 2016 by Blake*

**Algebra**

A cup of pens contains 5 red, 12 black, and 13 blue pens. A pen is chosen randomly and not replace. Then a second pen chosen. What is the probability that the first pen is black and the second pen is red? Would the correct answer be 2/29?

*Monday, May 23, 2016 by Bradley B*

**MATHS TRIGONOMETRY**

if 3sin theta =2 and cos greater than 0,with the aid of a diagram determine the value of: a) tan theta b) sin theta/cos theta c) sin^2 theta + cos^2 theta

*Monday, May 23, 2016 by LERATO VINJWA*

**History**

1)Which statement best explains how the War of 1812 contributed to the growth of the United States to include these states? A) Large numbers of soldiers later settled in the territories where the war had been fought. B) Military heroes from the war went into politics in the ...

*Monday, May 23, 2016 by Check work*

**math**

certain superstores will often price match or even beat a competitor's price by 10%.the function g(x)=0.90x represents the sale price of a piece of merchandise at such a superstore.the function f(x)=0.13x represents the HST owed on a purchase with a selling price of x ...

*Monday, May 23, 2016 by steve*

**physics**

moving beltway at an airport has a speed v1 and a S length L. A woman stands on the beltway as it moves from one end to the other, while a man in a hurry to reach his flight walks on the beltway with a speed of v2 relative to the moving beltway. (a) What time inter- val is ...

*Monday, May 23, 2016 by anonymous*

**Math**

Value has a bag that contains,9 blue marbles and , 13 yellow marbles she selects a marble at random,and then without replacing the first one selects another marble at random what is the probability that value selects a blue marble and then a yellow marble to round to the ...

*Sunday, May 22, 2016 by Anonymous*

**Mathematics**

A motor car travels 175 km distance from a place A to B,at a uniform speed 70km/hr passes though all ten green traffic signals.Due to heavy traffic it stops for 1 minute at first signal,3 minute at second signal,5 minute at third signal and so on stops for 19 minutseat tenth ...

*Sunday, May 22, 2016 by Sakshi*

**Biology**

1. All fungi are ~photosynthetic ~heterotrophic ~autotropic ~parasitic 2. What structure is missing in the fungal hypae shown on the right side of Figure 21-5? ~cell walls ~cross walls ~nuclei ~cytoplasm 3. Which of the following is true of fungi? ~Like plants, they carry out ...

*Saturday, May 21, 2016 by Harley*

**Math**

Say that you (or your parents) are purchasing a used car for $22,350. The sales tax is 7.5%, the down payment is $1,200.00, and you have an average credit rating. If your first payment is $475.25, how much of the payment goes toward the principal? The average rating is 5.85. ...

*Saturday, May 21, 2016 by Sara*

**maths**

The distances travelled in a successive seconds are in AP. It travels 1.5 cm in the first second and 1.9 cm in the next second.How long did it take to cover the total distance ?

*Saturday, May 21, 2016 by Anonymous*

**math**

The distances travelled in a successive seconds are in AP. It travels 1.5 cm in the first second and 1.9 cm in the next second.How long did it take to cover the total distance ?

*Saturday, May 21, 2016 by fouad*

**math**

Fred cuts a 12-inch piece of rope.THEN he cuts a second piece of rope that is 3/2 longer than the first piece. is the second piece shorter or longer than the first piece?

*Saturday, May 21, 2016 by aleece*

**math**

fred cuts a 12-inch piece of rope. then he cuts a second piece of rope that is 3/2 longer than the first piece. is the second piece shorter or longer than the first piece?

*Friday, May 20, 2016 by aleece*

**MS.SUE DAMON REED PSYDAG PLZ HELP ON MATH PLZZZ!!!**

1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? (1 point) a 0.6 b 0.4 c 0.2 d 0.3 3. The table below shows the results of flipping two coins. How does the experimental ...

*Friday, May 20, 2016 by Alexia Marsel*

**Statistics**

A certain type of lightbulb is advertised to have an average lifetime of 1,000 hours. Assume the lifetimes of these lightbulbs are approximately normally distributed with a standard deviation of 250 hours. A) Find the percentage of lightbulbs that will fail during their first ...

*Friday, May 20, 2016 by Kerry*

**PLZ HELP MT MIND WILL EXPLODE I DONT UNDERSTAND!!!**

1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? (1 point) a 0.6 b 0.4 c 0.2 d 0.3 3. The table below shows the results of flipping two coins. How does the experimental ...

*Friday, May 20, 2016 by Alexia Marsel*

**math**

a jewelry company makes charms in a 2 x 2 x 3 inch box. They ship the charms in a 3 x 4 x 5 inch box. how many of the smaller boxes can fit into the larger box to ship the charms? the first is 2 x 2 x 2 = 12 the second is 3 x 4 x 5 = 60. However, the answer is not 5. Thanks ...

*Friday, May 20, 2016 by Sophia*

**math**

a jewelry company makes charms in a 2 x 2 x 3 inch box. They ship the charms in a 3 x 4 x 5 inch box. how many of the smaller boxes can fit into the larger box to ship the charms? the first is 2 x 2 x 2 = 12 the second is 3 x 4 x 5 = 60. However, the answer is not 5. Thanks ...

*Friday, May 20, 2016 by Sophia*

**calculus**

R is the first quadrant region enclosed by the x-axis, the curve y = 2x + a, and the line x = a, where a > 0. Find the value of a so that the area of the region R is 18 square units.

*Friday, May 20, 2016 by Bree*

**Pre-Calculus**

A drug is administered every 6 hours. The kidneys eliminate 55% of the drug over that period. The initial dose is 210 mg. Repeated dosage is 70 mg What is the “Difference equation”? Find the first seven terms of the of the solution sequence. Round to two digits each ...

*Thursday, May 19, 2016 by Anonymous*

**Pre-Calculus**

A drug is administered every 6 hours. The kidneys eliminate 55% of the drug over that period. The initial dose is 210 mg. Repeated dosage is 70 mg What is the “Difference equation”? Find the first seven terms of the of the solution sequence. Round to two digits each ...

*Thursday, May 19, 2016 by Anonymous*

**World History**

1. What island did Rome gain control of as a result of the first Punic War? A: Sicily B: Corsica C: Mediterranean D: None of the above

*Thursday, May 19, 2016 by Justin*

**US History**

Select all that apply. The four factors that caused New England manufacturers to start spinning mills were: A. power from waterfalls B. available cotton C. the first modern depression of 1819 E. the Embargo F. Clay's "American System" available labor G. the first...

*Thursday, May 19, 2016 by Giovanni*

**World History**

Can you tell me if I am right or wrong with my answers, please? I am trying to complete my study guide. 1. What island did Rome gain control of as a result of the first Punic War? My Answer: Sicily and Corsica 2. The expansion of Rome during the Punic Wars contributed to the ...

*Thursday, May 19, 2016 by LB*

**U.S. History (Check!)**

1. What was the philosophy Massive Retaliation held by Eisenhower? How did that philosophy lead to an arms race with the Soviet Union? A: Massive Retaliation was an idea that you would threaten to use nuclear weapons if a Communist state tried to seize territory by force. In ...

*Thursday, May 19, 2016 by Victoria*