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English
When we make a speech, which expressions do we have to use? 1. First, Second, Third, Fourth,(Last,) In short, 2. Firstly, Secondly, Thirdly, Fourthly,(Lastly,) To sum up,

math
Three softball teams ordered equipment from the same catalog. The first team spent $285 on 5 shirts, 4 caps, and 8 bats. The second team spent $210 on 12 shirts and 6 caps. The third team spent $250 for 7 shirts, 10 caps, and 3 bats. What were the catalog prices for shirts, ...

math
barry gave 1/8 of his stamps to Tom, if he gave 15 stamps to Tom , how many did he had at first?

Math
Dad bought an octagonal gazebo package. Does he cut the cedar planks first on the floor at 60 and 120 degree angles for this octagon shape?

Anonyms
Three angles of a hexagon are congruent. The other three angles are also congruent, each with a measure twice that of the first three. What is the measure of each angle?

Algebra
what are the first three terms of the sequence represented by the expression n(n-1)-4? n=1

chemistry
Explain the first ionization energy of lithium is greater than that of sodium

Physics
Two geological field teams are working in a remote area. A global positioning system (GPS) tracker at their base camp shows the location of the first team as 38 km away, 19deg north of west, and the second team as 28.7 km away, 35deg east of north. When the first team uses its...

Physics
You drive 109 km/h east for 31 min , then 82 km/h north for 42 min . Let the +x-axis point east and the +y-axis north. A)Find your average velocity for the entire trip. B)Find your average speed for the entire trip. You should probably do part b first. Find the vertical ...

English
.) Read the following sentences from "The Pin". "That all changed when my family moved. My new school is three times bigger than my old school. At first, no one here knew me. The kids were polite, but they did not treat me like a good friend. For a few days, I felt sad and ...

English
Please please please check my answers and explain to me why they are right or wrong!!! 24.) Choose the correct voice of the underlined verb. (1 point) The pitcher THREW the ball to the catcher. a.) active** b.) passive 25.) Choose the correct voice of the underlined verb. (1 ...

Math
The third term of an A.P is 20, the fourteenth term is 64. Find the first term, the common difference and the nth term

English
Most of the following sentences lack at least one period, question mark, exclamation point, comma, semicolon, or colon. Add the correct punctuation where it is needed. I have added punctuation in second set of sentences. 1.African American author Maya Angelou read from her ...

English 2
Any links for these questions? I'm completely stuck and these are the last questions I have to answer to hand in my homework. My class expires in a couple weeks so any help is greatly appreciated. 11. As a romance hero, Arthur displays the quality of generosity when he A. ...

Math
Eric bought a package of loose leaf paper that contained 500 sheets. In the first week, he used 1/5 of the paper. During the next two weeks, Eric used 2/5 of the remaining paper. How many sheets of paper did Eric have available at the start of the fourth week? Choices A. 100 ...

Maths Probability
A box contains 4 pears and 7 Oranges. Three fruited are taken out at random and eaten. Find the probability that (1) 2 pears and 1 orange are eaten (2) The third fruit is eaten is an orange (3) The first fruit eaten was a pears. Given that the third fruit eaten is an orange

Microbes and Society
A classmate who missed last week’s first lab on microscopy observes a lab partner in this week’s lab using oil immersion with the 100x objective lens. She asks her partner why he used it.” To increase the magnification of the microscope” was his answer. Do you agree or...

american goverment check answers
2. Which of the following statements support the idea that free speech is essential for democracy? Select all that apply. (2 points) Free speech can be limited in times of war. Free speech advances knowledge. Free speech encourages the expression of opinions. Free speech is an...

psych
Identify each of the following consequences either positive reinforcement (PR), negative reinforcement (NR), negative punishment (NP) or positive punishment (PUN). NP 1. A teacher meeting with a parent makes that parent feel less powerful by having her sit on small, ...

psych
identify if it is Fixed Ratio (FR), Variable Ratio (VR) Fixed Interval (FI) Variable Interval (VI) VR 1. Getting paid for every widget you put on a machine in a factory VI 2. Pop (surprise) quizzes VR 3. Slot machines at Foxwoods casino FI 4. Getting to play computer games ...

test and measures
Suppose I want to use a test to help predict who will quit their jobs before the end of the three-month probation period. 100 new applicants are hired and the test is adminstered to all of them on the first day. Half of them quit before the end of the three month probation ...

math
The mean of Alice's last 5 math test scores is 88. The first 4 of these 5 math test scores were 87, 75, 93, and 85. What score did Alice earn on her fifth math test?

Physics
A uniform rod of mass 2 kg and length 1.41 m is hinged at its top end and allowed to swing in the vertical plane of the paper. It is initially stationary in a vertical position. A clay ball of mass 0.25 kg is propelled towards its lower end at a speed v. The ball sticks to the...

Art
Which statement best describes the difference between preservation and restoration? 1. Preservation is lengthy while restoration is relatively quick. 2. Restoration involves chemicals, while preservation uses special containers. 3. (Preservation is a highly complex science; ...

Math-algebra
Find k so that the line through ​(4, 1) and​ (k, 3) is a. parallel to 8x+9y=18 y= -8/9x + 8/9 ​ b. perpendicular to 3x+4y=8 y= -3/4x +2 I have solved both equation and found the slope, but I am not sure were to go from there. When I tried it the first time I got -17/2 ...

Calculus
Find the vertical translation of y=|x| that "supports" the parabola y = x^2. Hint: You should find 'c' so that y = |x|+c just touches y = x^2. You may as well consider only the right-hand side of the picture first. (Why?)

Algebra
Moshe would like to get tickets for President inauguration. It will take him 20 years. He decides to pay $200 the first year and the increase his payment by $60 each year. a) How much did he pay in the last year? b) How much did he pay altogether for the tickets?

math
Barrie had some stamps. He gave 1/8 of them to Tom. If he gave 15 stamps to Tom, how many stamps did he have at first?

math
Mrs. Jones wants to go shopping so she asks her husband for some money. Being busy, he just tell her to take what she needs out of his wallet. She first stops and buys a coat which costs her half of her money plus $2. She then stops and buys a dress, which costs her half of ...

mathematics
The first, third and night terms of a linear sequence are the first three terms of an exponential sequence G. P if the seventh term of the linear sequence is 14.find the twentieth term of the linear sequence.

Algebra
Scholmo reads 7 pages of his book on the first day and his rate of reading then goes up by 3 pages each day. a) How many pages will he have read on the 8th day? b) After how many days will he have read more than 425 pages?

Science
The time interval between a lightning flash and the first sound of thunder was found to be 5 second.If the speed of sound in air is 330 ms-1,find the distance of the hash from the observer

math
If a phone company charges $ 0.35 $0.35 for the first minute and $ 0.30 $0.30 for each additional minute for a long-distance call, how long did you talk if the phone call cost $ 8.75

Chemistry
Rxn 1:     4 NH3(g) + 5 O2(g) ⇌ 4 NO(g) + 6 H2O(g)         If the equilibrium constant, Kc, for Rxn 1 is 0.0015, determine the equilibrium constant, Kc, for the    reaction:   2 NH3(g) + 5/2 O2(g) ⇌ 2 NO(g) + 3 H2O(g) I'm not sure how to start this problem ...

Social Studies
What was demonstrated by the First Battle of Bull Run? 1. That the North would win 2. That the South was better trained than the North 3. That African American Soldiers would be useful to the Union Army 4. That that the war would be long My answer: 1. That the North would win ...

Maths
the second term of a GP is 36 more than the first term. The difference between the 4th and the 3rd terms is 900. Calculate the common ratio and the first term of the GP

CAN YOU HELP ME??? Math Connections Acadamy
7th grader at Connexus and I need help Juan averaged 16 points for the first 6 basketball games. In his 7th game, he scored 25 points. Which of these is a reasonable conclusion about Juan’s scoring average? 1 He always scores the most points on his team. 2 His final scoring ...

LA
Choose the option that best completes the multi-draft reading process for poetry. First Read: Read to unlock the basic meaning of the poem. Second Read: ????? Third Read: Find relationships between ideas in the poem. 1. Consider how the poems structure relates to its meaning. ...

maths
The first term of a geometric sequence is 31(1/4),the last term is 2 and the sum of the associated series is 50(3/4).what is the common ratio and how many terms are there in the series?

8th grade math /lesson3/functions
Find the next three terms in the sequence 1. 30, 22, 14, 6... -3, -12, -21**** -1, -8, -15 -1, -2, 3 -2, -10, -18 4. Find the first four terms of the sequence represented by the expression. 4. 3n+5 5,8,11,14 8,11,14,17 3,6,9,12 0,8,11,14 (idk about this one)^^^^^^^^^ Find the ...

trigonometry
A pedestrian is an between two tall building, from a point 10 meter high on the first building, the angle of depression of the pedestrian is 20°,10' from the same point, the angle of elevation of the top of the second building is 15°,20'. If the two building are 40 meter ...

CHECK answers science
my answer has the **** 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom***** c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point) a. Nucleus b. Neutron c. Proton d. Electron*** 3. Who provided the first evidence ...

PSYDAG Statistics ( no computation)--help please
Hi first what are statistical tools? What are statistical procedures? can you give an example of each and a brief definition? next Our assignment is to look for 3 very short/short (as much as possible please)journal articles about psychology or anthropology or social ...

Chemistry
For each of the following precipitation reactions calculate how many grams of the first reactant are necessary to completely react with 55.8 g of the second reactant. K2SO4 + Sr(NO3)2 + SrSO4 + 2KNO3

mat
A family left their house in two cars at the same time. One car traveled at an average of 7 miles per hour faster than the other. When the first car arrived at the destination after 5 & 1/2 hours of driving, both cars had driven 599.5 miles. If the second car continues at the ...

Pre-Algebra
I need help on a word problem because it doesn't have enough numbers to work with. So here it is: There are 19 animals in the barn. Some are geese and some are oxen. There are 56 legs in all. How many of each animal are there? So, for the first equation, I got x + y = 19. The ...

Econ
Washington's Production Possibilities Table (in tons) Product: A B C D E F Apples: 40 32 24 16 8 0 Bananas: 0 4 8 12 16 20 Oregon's Prudction Possibilities Table (in tons) Product: A B C D E F Apples: 75 60 45 30 15 0 Bananas: 0 5 10 15 20 25 Based on the table above: (I got ...

Geometric Progression.
The fifth of an exponential sequence (GP) is greater than the fourth term by 13.5 and fourth term is greater than the thrid by 9.Find:common ratio and the first term.

maths
the first termn of an exponential sequence (GP) is greater than the fourth term by 13.5 and the fourth is greater than the third by 9.Find:the common ratio and the first term.

Check my answers, Physical science
my answer has the **** 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom***** c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point) a. Nucleus b. Neutron c. Proton d. Electron*** 3. Who provided the first evidence ...

applied mechanics
a motorist driving his car at a speed of 72km/hr observes that the traffic lights ahead of him turns red if he comes to a halt at the traffic light 5seconds starting from first find the distance of the car from the light when the motorist observed the red light

Microeconomics
A computer company produces affordable, easy-to-use home computer systems and has fixed costs of $250. The marginal cost of producing computers is $700 for the first computer, $250 for the second, $300 for the third, and $350 for the fourth, $400 for the fifth, $450 for the ...

Math
an employee is paid $3600 for the first month. she is paid an additional 1% at the end of the second month, which means a total of $3636. she continues to receive a 1% raise each month for a full year. what is her total salary at the end of the year? answer is 45,648, how??

Math
A guy travels to his home which takes 4 1/3hrs and a distance of 350km, he travels 60km/h for the first part and 90km/h for the rest of the journey. Find: An equation for the distance An equation for the time Detemine the distance he travelled for the first part and the rest ...

English
1. First, I delivered papers, then I practiced soccer. 2. Dan, I know you are tired, but the laundry is waiting. 3. Phillip, Homer, and Carla wrote poetry, Luis wrote a play. 4. The steady rain continued, yet nobody cared 5. Helen, please sing the soprano part Jean will sing ...

Math
an employee is paid $3600 for the first month. she is paid an additional 1% at the end of the second month, which means a total of $3636. she continues to receive a 1% raise each month for a full year. what is her total salary at the end of the year?

math
The sum of the first 9 terms of an arithmetic series is 144, and the sum of the first 14 terms is 329. Find the first 4 terms of the series.

Astronomy
1. How did the geocentric model explain the retrograde motion of planets? A. Earth moves faster in its orbit and passes the other planets. B. The planets move backward when they get too close to earth. C. The planets travel in circles as they move around earth in a circle. D. ...

Geometry help
27. Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 12 feet by 12 feet by 9 inches for a patio if the concrete costs $54.00 per cubic yard? (1 point) $1,944.00 $972.00 $552.00 $216.00 28. Two square pyramids have the same volume. For the first...

social studies
1.) What influence did Henry Ford have on other industries of the time? A. His keenness for advertising began a marketing revolution? **** B. His creation of the automobile engine directly led to first flight. C. His production of passenger automobiles caused railroads to ...

math
The data shows the total number of employee medical leave days taken for​ on-the-job accidents in the first six months of the​ year:19​, 10, 26​, 12​, 28​, 19. Find the mean number of days taken for medical leave each month

Psychology
If a client has a personality disorder, it: a. Will be readily apparent in the first session b. Can be readily assessed with the NEO-PI-3 c. Will become slowly evident through recurrent themes (e.g., relationship difficulties) and through the client’s interactions with the ...

Science
Suppose some natural disaster iccured and a dpecies of finch is forced to relocate from its original island where it dined on cactus flowers to an adjacent island with fewer cacti but iverabundance if orchids. What would be the immediate consequences to the soecies in the ...

behavior health
According to classical test theory, if the observed variance of a test is 50 and the true variance is 40, what is the estimated reliability of the test? a. 0.40 b. 0.50 c. 0.80 d. 0.90 I selected C for my answer 40/50 is the .80 If the correlation between one’s interest in ...

science grade 11
Two people, one of mass 51.4KG and the other mass of 78.0 KG, sit a distance between of 2.3 metres apart on a low friction sleds with the same friction coefficients. A)what is the strength of the gravitational force between them? B) suppose the friction is slowly reduced until...

Physics
The winner of the Kentucky Derby runs the 1.25-mile race in 2 minutes, 2.0 s. What's the horse's average speed in m/s? A Message from Your Instructor: Velocity refers to the displacement from the initial point to the final point. For the first part, determine where the car ...

English
Which of the following is a good test-taking strategy for multiple-choice questions? 1.Answer C is almost always the correct answer, so pick C if you don’t know the answer. 2.Read the answers first, and then read the question. 3.When in doubt, provide two answers. 4.After ...

Algebra
Find four numbers that form a geometric progression such that the second term is less than the first by 36 and the third term is greater than the fourth term by 324. (Hint: There are two possible sets of four numbers)

algebra (inequality)
a sales representative is given a choice of two paycheck plans. one choice includes a monthly base pay of $300 plus 10% commission on his sales. the second choice is a monthly salary of $1200. for what amount of sales would the representative make more money with the first ...

Álgebra
I'm thinking of two numbers. The first number is three times the second. The second number is five less than two times the first. What are my numbers?

Time Value of Money
Please help me with guidelines on what really is the first thing to do when answering this type of questions on this topic,what is the catch on these topics?

Maths
Minah and Rohana had a total of $338. After Minah saved $49 more and Rohana spent half of her money, they both had the same about of money. How much did Minah have at first?

Calculus
Hello, I would like to make sure the answers to these questions are correct. 1. Using the shell method, what is the volume of a solid that is generated by rotating the region by y = x^2 and x = y^2 about the x axis. My Work: r = y h = sqrt(y) - y^2 2pi ∫[0,1] (y)((sqrt(y) - ...

MATH HELP
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...

MATH HELP
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...

maths
The fith term of an arithmetic sequence is 23 and the 21th term is 72 Determine the first three terms of the sequence and the nth term

Math Help
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...

Partial Sums
Suppose that the nth partial sum of the series ∞ Σan is Sn = (5n-2)/(5n+2) n=1   Find a3. I have tried plugging in n = 3 and solving Sn as well as summing the first three terms of the series to find a3. I believe something is wrong with my approach and I would be happy to...

Math
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...

Math
Martina trains for a marathon. In her first week of training she runs 5 miles. Each week after that she increases her run by 0.8 miles. How many weeks of training will it take before she runs more than 36 miles

Calculus Answer Check
A particle moves along a line so that its position at any time t >= 0 is given by the function -t^3 + t^2 + 5t + 3, where p is measured in feet and t is measured in seconds. 1. Find the displacement during the first four seconds. My answer: 75 ft 2. Find the average ...

Triangles math
Can someone direct me please. Am I doing this correctly. Draw a right triangle with the base of 2 units and a height of 3 units make three copies so that the length of the new sides are 50% , 300%, and 500% of the original. My idea is First triangle 2× 50 and 3× 50 Second ...

math
Please help!!!!! You earn $240 for your first paycheck. You pay 22% of it in taxes. You decide to put 40% of the remaining money into savings. How much money will you have left to spend? -The amount you pay in taxes is? -The remaining after taxes is? -Write an expression to ...

physics
A 2.9-kg cart is rolling along a frictionless, horizontal track towards a 1.5-kg cart that is held initially at rest. The carts are loaded with strong magnets that cause them to attract one another. Thus, the speed of each cart increases. At a certain instant before the carts ...

math
Find the number of terms in an AP given that its first and last terms are A and 37A respectively and that its common difference is 4A?

serial dilutions
label 5 tubes 1-5. Ad 1.50 ml of diluent to each tube. to the first tube, add 500 ul of 1.00 M glucose and mix. transfer 500 ul from the first tube to the second tube and mix. similarly, continue to transfer 500l from each of the remaining tubes to the tube that follows it ...

Language Arts
I have a few questions I need help with; I have more, but I can wait on those ones. 8. Read the following sentences from “First Confession.” Then, to crown my misfortunes, I had to make my first confession and Communion. It was an old woman called Ryan who prepared us for ...

math
A locker combination has three nonzero digits, and digits cannot be repeated. The first two digits are 1 and 2. What is the probability that the third digit is 3? is it 1/7 or 1/6?

Maths probability
Records show that 8% of blood samples tested for a certain condition test positive. Assuming that whether or not a blood sample tests positive is independent of whether or not any other blood sample tests positive, calculate by hand the following probabilities to three signi...

Math
Two guy wires are attached to a cell tower. The first one is 15 ft long and at an angle of elevation on the ground of 55 degrees. The second wire is 22 ft long an angle of elevation on the ground of 63 degrees. Both wires secured same location on ground. How far apart the ...

Language Arts
How do I start a compare and contrast essay? I am doing a compare & contrast essay on Tatooine and Mordor and i'm not sure what to put in the first sentence. Could I please have some ideas or examples? Thanks.

Vector Calculus
Can someone help me with this please. A vector field in cylindrical polar co-ordinates is given by V = R Rˆ + R 3 s i n ( φ ) c o s ( φ ) φˆ + 3 z kˆ where Rˆ, φˆ, kˆ are the appropriate unit vectors. Translate this vector field into the Cartesian x, y, z co-ordinate...

what happen i need an answer
these isnt fair at all i wanted to post a question but it just wont go and then i made a request to know why and my post was deleted is these what jishka is made up?,these is not the first time that these is happening to me

Calculus
I would like to know if my answers are correct: Disclaimer: We are allowed to keep our answers in formula form 1. Use the washer method to find the volume of the solid that is generated by rotating the plane region bounded by y=x^2 and y = 2-x^2 about the axis y=-1 My Work: [...

Algebra
Find four numbers that form a geometric progression such that the third term is greater than the first by 12 and the fourth is greater than the second by 36.

physics
A ball rolls of the top of stairway with a horizontal speed of 1.5m\s. The steps are 0.5 metre high and 0.5 metre wide. Which step will the ball hit first?

vector calculus
Can someone help me with this please. A vector field in cylindrical polar co-ordinates is given by V = R Rˆ + R 3 s i n ( φ ) c o s ( φ ) φˆ + 3 z kˆ where Rˆ, φˆ, kˆ are the appropriate unit vectors. Translate this vector field into the Cartesian x, y, z co-ordinate...

children's literature
With pre-school children, a first step in engaging children in the reading process is to read stories in which characters are faced with a decision to be made and in which there is: A. no clear-cut answer. B. no solution. C. a set of choices provided. D. an obvious solution. i...

mathematics
the first four terms of an arithmetic sequence are -1; x ; 3 ; x+8 find the value(s) of x I did the question I can find the values of x

mathematics
the first four terms of an arithmetic sequence are -1

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