# Posts by Kate

Total # Posts: 2,014

Math
The function T(h) = 144 – 0.003h represents the Temperature, T(h), at a height h on a mountain. Which of the following statements best describes the slope?

biochem
Two samples of double-stranded DNA have been prepared. Nucleotide analysis reveals that sample 1 is found to be 21% A, while sample 2 is 26% G. Knowing this, which of the following statements is true? Sample 1 has a higher AT content than Sample 2. Sample 1 is 29% T. Sample 2 ...

math
Two teams, the Exponents and the Radicals, square off in a best of 5 math hockey tournament. Once a team wins 3 games, the tournament is over. The schedule of the tournament (for home games) goes: E-R-E-R-E If the Exponents are playing at home, there is a 60% chance they'...

Math
Sally wants to build a fence around her pool. The pool is 26 feet long by 21 feet wide.The fence is to be 15 feet from the edge of the pool. a.What are the outside dimensions of the area surrounding the pool? b. how many feet of fencing will sally need? 41 ft by 36 ft; 77ft 41...

Math
Thank you sooooo much Mrs Sue! You have been a big help throughout my years of using jiska!!!

Math
Sally wants to build a fence around her pool. The pool is 26 feet long by 21 feet wide.The fence is to be 15 feet from the edge of the pool. a.What are the outside dimensions of the area surrounding the pool? b. how many feet of fencing will sally need? 41 ft by 36 ft; 77ft 41...

science
would all of the lead (ii) bromide (ksp = 6.3 x 10^-6) dissolve if 2.25 g is added to 500 mL of water

math
You invested money into two funds. Last year,the first fund paid a dividend of 8% and the second a dividend of 5%, and you received a total of \$1330. This year, the first fund paid a 12% dividend and the second only 2% and you received a total of \$1500. How much did you invest...

Social Studies
(Can you please check my answers)one major landform that is found in both united states and canada is A. The Kilauea Volcanos B. The Rocky Mountains (C.) The Great Basin D. Mount Logan 2 Why are the Great Lakes important to both the United States and Canada A. They form the ...

Language art 4th grade
What is the best way to combine sentences 7 and 8? (7)We got a few dog snacks from Jenny's dad. (8) we started giving snacks to the dog. Answer choices:- a. We got a few dog snacks from Jenny's dad and then we started giving snacks to the dog. b. We got a few dog ...

math
sector 2 on a spinner is a 90 digrese (sorry for spelling) sector. if the spinner is spun twice, what is the probability that it will stop in sector 2 both times?

ELA
“I want to make sure we use all our talent. Not just 25 percent. Don’t let anyone rob you of your imagination, your creativity, or your curiosity. It’s your place in the world; it’s your life. Go on and do all you can do with it, and make it the life you ...

History
Im sorry i mean B

History
I think the answer is C

History
Why was it important for licoln to wait to issue the Emancpation Proclomation? A. It could have caused revolts in the North B.It was important to have popular support beforehand**** C. It could have ended the rebellion before union victory D. it may have caused lincoln to lose...

chemistry
With reference to collision theory account for the colour change that occurred when HCl was added to K2CrO4 (Cromate)

chemistry
number of moles = mass/Molar mass N=m/Mr

I haven't don't simple interest in a while so don't quote me on this but I think you're missing the T part of the equation eg. P x R x T = I. rate is 18x31/365, P is ... but where is T in your final equation? hope that was relevant.

Math-Statistics
CAN SOMEONE HELP ME WITH THIS? A recent study found that, of the 1771 participants aged 12 to 19 in the National Health and Nutrition Examination Survey, 19.5% had some hearing loss (defined as a loss of 15 decibels in at least one ear). This is a dramatic increase from a ...

physics
That gives me the wrong answer according to the website

physics
The distance between two successive crests of a certain transverse wave is 1.13 m. 20 crests pass a given point along the direction of travel every 18.6 s. Calculate the wave speed. Answer in units of m/s. So far I have gotten 1.22 for my answer by 20/18.6 x 1.13. I also tried...

History
Which of the following best describes why sit-down strikes resulted in success for workers? A Owners lost more money the longer strikers occupied the factories. B The strikes forced workers to agree to management’s terms. C The strikes allowed workers to form new company ...

Algebra II
Thanks Mr.Bob & Mr. Steve.. AGAIN. I honestly need to practice this more obviously but 4 more months till graduation and everyone on here has been helping me since the 9th grade so it's a huge thank you.

Algebra II
Find the equation of the line that passes through the points (1,4) and (2,-8). Question options: y = -3x + 9 y = 6x + 5 y = -12x + 16 y = 12x - 8 < this one is wrong.. I thought I had it right so how do I find the correct answer? i'm not getting any of the other answer ...

Algebra II (plz)
Thank you! im sorry.

Algebra II (plz)
Find the slope of the line that contains the two points (3,2) and (1,-4). m = - 3 m = - 1/3 <-- ? m = 3 m = 1/3 Find the slope of the line that contains the points (-2, 4) and (-4, 6). m = -1 m = 1 <-- m = - 1/3 m = 1/3 Find the equation of the line that passes through ...

Algebra
Find the slope of the line that contains the two points (3,2) and (1,-4). m = - 3 m = - 1/3 <-- ? m = 3 m = 1/3 Find the slope of the line that contains the points (-2, 4) and (-4, 6). m = -1 m = 1 <-- m = - 1/3 m = 1/3 Find the equation of the line that passes through ...

Algebra (check answers plz)
Thank you and yes I honestly do... it's hard for me at least but I do try.

Algebra (check answers plz)
Find the slope of the line that contains the two points (3,2) and (1,-4). m = - 3 m = - 1/3 <-- ? m = 3 m = 1/3 Find the slope of the line that contains the points (-2, 4) and (-4, 6). m = -1 m = 1 <-- m = - 1/3 m = 1/3 Find the equation of the line that passes through ...

math
John earn scores of 82%, 74%, and 78% on three mid-term tests in his Math course. To earn a B, his overall course mark needs to be at least 80% and less than 90%. The overall course mark is 1 3 (mid-term average) plus 2 3 of the final examination. In what range of values can ...

Algebra
spencer deposit 540 in a bank account that pays annual simple interest rate of 4.5%. How much interest will he earn after 3 years? a.about \$73.00 b.about \$7,290.00 c about \$126.00 <-- im not sure d.about \$200.00 How do I figure this out?

Algebra
ohhh thanks! sorry for posting this question twice.

Algebra
Thanks... can you help me with this question also? spencer deposit 540 in a bank account that pays annual simple interest rate of 4.5%. How much interest will he earn after 3 years? a.about \$73.00 b.about \$7,290.00 c about \$126.00 <-- im not sure. d.about \$200.00

Algebra
What is the value of (fog)(-5) f(x)=x-10 ; g(x)=x2-3 a. (fog)(-5)= -38 b. (fog)(-5)=12 <--- ? c. (fog)(-5)=222 d.(fog)(-5)= -228

English
I didn't get any help.. I read the poem but still can't find the central theme and also I can't find a modern version of sonnet 16 by Elizabeth.

English
Can someone help me come up with the a central theme for sonnet 15? PLEASE and also help me find a modern version of sonnet 16 by Elizabeth B.

English
Thanks Ms. Sue See I was thinking for 27 that it's when you love someone you can't stop thinking about them? Now for 15 I honestly don't know....

English
Hello can someone help me come up with the central theme for sonnet 15 and 27 by Shakespeare and lastly sonnet 27 by Elizabeth Barrett... please and thanks!

Math
Triangle LMG has side lengths of 7cm, 24 cm, and 25 cm. Which type of triangle is LMG? a.right <--- or b? b.obtuse c.acute d.equilateral Bethel Park is 28 miles directly west of Jeanette and 10.3 miles directly south of Pittsburgh. Which is the length of the road that runs ...

science
did anyone do the lab for product that conserve resources unit 4 lesson 5

electrochemistry gr 12
Using the following spontaneous reactions, classify the 3 metals involved (Cr, Sn, Al) according to increasing reductant properties. a) 2Cr + 3Sn2+ ----> 2Cr3+ + 3Sn b) Al + Cr3+ ----> Al3+ + Cr

electrochemistry gr 12
Will there be a reaction is a magnesium strip is placed in a solution containing Ca2+ ions?

science
the body system responsible for the exchange of gases between the body and the enviroment is the

Math
Ms Rowe needs to make a box to hold 729 cm^3. She needs the box to have a lid. What are the dimensions of the box that would minimise the surface area?

Math
what is the measure of the angle of an arc that is 25 cm long with a radius of 7?

art
My internet is down for my computer and I can only use data. I can't go back for my notes 1. This drawing was made using what natural resource? (1 point) A. harvesting the clay from a corn plant B. making the clay from water and pigments C. making the clay by mixing sand ...

Calculus
Evaluate ?tan(3x)dx

Calculus
Evaluate ??(x^3+1)dx

Fibonacci Sequence
The sequence < un > is defined by the recurrence Un+1 = 3Un+1\5Un+3 initial condition of u1 = 1: Need to show un in terms of Fibonacci / Lucas numbers

Math
The sequence < un > is defined by the recurrence Un+1 = 3Un+1\5Un+3 initial condition of u1 = 1: Need to show un in terms of Fibonacci / Lucas numbers

Science
Four students dissolved 30g of salt in a 200ml solution of water.Each student heated his or her water solution to a different temperature ( Marcus had 10 and tyra had 25 Luis had 50 and Andrew had 75) which student most likely had the solution with the fastest dissolving rate ...

a 4 digit whole number is added to a 2 digit whole number. there is a largest possible sum and a smallest possible sum. what is the difference between those two sums?

Calculus
A carpenter wants to make an open-topped box out of a rectangular sheet of tin 24 inches wide and 45 inches long. The carpenter plans to cut congruent squares out of each corner of the sheet and then bend the edges of the sheet upward to form the sides of the box. If the box ...

Calculus
Two sides of a triangle are 4 inches long. What should be the angle between these sides to make the area of the triangle as large as possible?

Math
You have a \$250,000 mortgage. The 30- year fixed rate is 8.5%. You have had your house for ten years. You have 20 years remaining on your mortgage. The new 15-year mortgage rate is 5.5%. 1) What is your mortgage payment, principal and interest on your current mortgage? 2) What...

Math
You have a \$200,000 mortgage. You have had the house for one year. The rate is 7.5% fixed for 30 years. Rates have come down and you are thinking of refinancing at the new rate of 6%. 1) What is your mortgage payment and interest on your current mortgage? 2) What would your ...

finance
You want to purchase a car. It costs 25,000. You have 3,000 that you have saved up for a down payment. You can go with the 5 year car and 60 month car loan. The car manufacture is offering a special deal on your car. You can get zero percent financing or 2,000 cash back. If ...

finance
You have only saved 2,000. You are going to trade in your old car and get a new one. The dealership has offered you 3,000 for your trade, and you have accepted their offer. The car you want to buy costs 23,000 but you talked them down to 21,000. The dealership is offering you ...

physics
A 64.8 g drink is left on a turntable causing it to turn with an angular speed of 8.50 rad/s. If the drink has coefficients of friction of μs = 0.890 and μk = 0.500 with the turntable, what is the furthest distance that the drink could have been placed from the ...

Social studies
What three features do people use to describe weather and climate

algebra
use the identity a^2+b^2=(a+bi)(a-bi) to factor 16y^2+1

Math
If one liqid gallon is 231 cubic inches, how many gallons of juice would fit in a container that is 2 ft. by one foot by 1 foot.

physics
.034

Physics
A driver in a car, originally moving at 13.1 m/s, applies the brakes until the car comes to a stop. The car moves a distance of 34.1 m while braking. How much time did it take for the car to stop? Assume constant acceleration during braking.

Physics
A dart is being thrown at a board that is 2.00 m away. When it hits the board it is 0.306 m below the point where it was aimed and it was thrown at 8.00 m/s. How long was the dart in the air?

check my work
1. Which of the following provides the best definition of a strict constructionist interpretation of congressional power? (1 point) Congress must have more powers than the states. Congress should only use implied powers when directly connected to expressed powers. Congress ...

history (check my work)
would 1. be C

history (check my work)
. Which of the following provides the best definition of a strict constructionist interpretation of congressional power? (1 point) Congress must have more powers than the states. Congress should only use implied powers when directly connected to expressed powers. Congress ...

check my work

check my work
1. Which of the following provides the best definition of a strict constructionist interpretation of congressional power? (1 point) Congress must have more powers than the states. Congress should only use implied powers when directly connected to expressed powers. Congress ...

check my work
The table below shows your expenses. Use the information in the table to answer questions 1­3. Expense Type Cost mortgage (monthly) \$1,850.00 groceries (bi­weekly) \$113.50 telephone (monthly) \$96.80 credit card (monthly) \$100.00 car payment (monthly) \$389.45 car ...

check my work
1.B 3.C

check my work
1. Which of the following best exemplifies how Congress’s use of its weights and measures powers plays an important role in business transactions? (1 point) With uniform and consistent standards, producers are allowed to charge different prices for a pound of flour. With ...

Ss
Oh, is it B that was wrong.. because i know that people couldn't vote until the declaration of independance .

Ss
Which one??

Ss
Why was the Declaration of Independance important? Select all that apply. >it set up the U.S government >it explained the ideals of liberty, justice, and equality**** >it announced that American colonies were separate from great britian >it gave Americans the right...

math
What is the conjugate of the complex number 5 - 4i?

math
Perform the operation and write the result in standard form. 9i - (5 + 3i)

Algebra
A teacher's union has negotiated a uniform salary increase for each year of service up to 20 years. If a teacher started at \$28,000 and 4 years later had a salary of 37,000, what function wpuld describe the teacher's salary over time? S (n) is the teacher's salary ...

Drivers Ed.
Say your car gets 25 miles to the gallon. My destination is about 250 miles away. How many times will i have to fill my car up before I run out if gas?

social studies
OMG THE ANSWER IS C ! .. trust me

math
Mary has two tanks of fish. If she transfers 15 fish from the larger tank to the smaller tank then the number of fish in the smaller tank will be 5/7 of the number of fish in the large, tank. Given that there are 35 fish in the smaller tank originally, find the number of fish ...

math
As part of the 'Learning Journey' program, 73 pupils travelled on two buses, one air-conditioned and one non-air-conditioned, to the Singapore Discovery Centre. Three-fifths of the pupils on the air-conditioned has wee girls. There were 17 boys in the non-at, ...

math
The mathematics club in a school has 53 members. 5/7 of the girls members and 3/5 of the boys members are from lower secondary. The total number of lower secondary members is 35. How many members of the club are boys?

Algebra 1
A company that produces custom bike license plates spends \$5525 per month in building overhead plus \$2.50 per license plate. If the plates sell for \$5.99, how many plates must the company sell each month before making a profit? Plz help. Thanks?

Algebra 2
A single card is chosen at random from a standard deck of 52 playing cards. What is the probability of choosing a card other than a queen or a king?

check my work
2.B 4.d

check my work
1. Which of the following events happened last? (1 point) the Stamp Act the Intolerable Acts the establishment of the first British colony in the New World the Writs of Assista 2. What is a legitimate government? (1 point) one in which government leaders obtain and keep power ...

check my work
thanks can you check another question anwser again

check my work
3. Which of the following is an advantage of a presidential government? (1 point) The president is elected independently of the legislature. The president is part of the legislative branch of government. A system of checks and balances increases legislative power. A system of ...

algebra 2
You toss a polybutadiene rubber ball 40 feet straight up from ground level. Each time it bounces, it rebounds 2/3 of the distance from which it fell. It continues bouncing indefinitely. How far does it travel before it comes to rest?

Calculus 1
Find the limit. lim x->0 (e^(6/x)+8x)^(x/2)

physics
. A ball is thrown so that it just clears a 10 feet fence 60 feet away. If it left the hand 5 feet above the ground and at an angle of 60° with the horizontal, what was the initial velocity of the ball?

PreCalculus
Farmer Jill needs a new pen for her pet billy goats. She would like the pen to be rectangular and have an area of 30 square feet. Unfortunately for Farmer Jill, as the sun rises, the billy goats have developed the habit of running full speed at the sun; knocking the East side ...

CHECK MY ALGEBRA 2
Would it be f(x) = (x-4) / (x-4)(x+2)???

CHECK MY ALGEBRA 2
Sorry I actually have one more question. After solving for your equation the vertical asymptote would actually be 2 and not -2?? So can you still help me create the correct equation

CHECK MY ALGEBRA 2
Ohhh I see thanks Scott!

CHECK MY ALGEBRA 2
Write an equation that would have a hole at x = 4 and a vertical asympote at x = -2. My answer was f(x)= (x-4)/(x+2) If it is not correct can someone please help me solve it and explain it to me? Thanks!

Physics
The object is real, inverted, magnified

Math
Amy have 69 shells she put them into 8 groups how many shells are there? 8.625

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