# Posts by Ana

Total # Posts: 1,331

earth and science
what continent lies between 20 and 60 degress north lattitude and between 160 and 50 degrees west longtitude

Math
How many times greater is the value of the 2 in the thousands place than the 2 in the tens place in the number 742,025?

math
Determine the rate percent per annum if Rs6250 amounts to Rs6760 in six months interest being compounded quarterly.

I need help - precalc
List all points on the graph of y=tanx on the interval [π/2,3π] that have a​ y-coordinate of -1/radical3 (Direction- Type ordered pair)

Maths
James decided to paint his bedroom. His bedroom walls are 5 metres long and 3 metres high. If 6 litres of paint can cover 10 square metres of the wall, how much paint should James buy to paint all the walls of his bedroom. If paint costs \$12.00 per litre, how much will James ...

maths
Im very confused could you please give me the break down/formula of how you have got this answer.

maths
james decided to paint his bedroom.his bedroom wall are 5 metres long and 3 metres high.if 6 metres of paint can cover 10 square metres of the wall,how much paint should james buy to paint all the walls of his bedroom.

math
20% of 200 is what number? 5% of what number is 8.5? What percent of 400 is 60?

Percent of loss
Find the loss if necessary round to the nearest cent. Cost \$ 523.20 percent of loss 19.2%

Percent
Price with tip is \$46 Percent tip : 15% Total bill before tip?

Algebra
Chantel drew a picture of her dog on a piece of paper that is 12 centimeters long. She used a copy machine to enlarge her drawing. She used the 115% setting to make each new copy. She then used each new copy, using the same copier setting. Enter an explicit and recursive ...

Algebra
If sin A=-7/25 and angle A terminates in Quadrant IV, cos A equals.. A. -24/25 B. -7/24 C. 24/25 D. 7/24 PLEASE HELP

algebra
a steamboat travels 9 km faster than a freighter. The steamboat travels 147 km/in the same time the freighter travels 120 km/ find the speed of each boat?

Geometry-7
Suppose that you know that <T and <S are supplementary and that <T=3(m<s). How can you find m<T.

Geometry
Suppose that you know that <T and <S are supplementary and that <T=3(m<s). How can you find m<T?

Calculus
What did I do wrong? An object is formed so that its base is the quarter circle y = sqrt(64 − x^2) in the first quadrant, and its cross sections along the x-axis are squares. What is the volume of the object? (Assume the axes are measured in centimeters.) I have already ...

Math
Which is considered an outlier? x:1,2,3,4,5,6,7,8,9 y:0.8,2.1,3.1,3.8,5.2,8.4,6.9,8.1,9 (2,2.1) (4, 3.8) (6, 8.4) (9.9) Can someone help, I think it's C or D?

Integers
The sum of 6 consecutive integers is 171. Find the smallest of the integers

Algebra
THANK YOU SO MUCH

Algebra
Thanks

Algebra
So far I got x+yi-2+3i=-6+4i x+yi+3i=-6+2+4i x+yi+3i=-4+4i x+yi=-4+i

Algebra
Let x and y be real numbers. If (x+yi)-(2-3i)=-6+4i, what are the values of x and y?

English
Chose the answer that identifies the three cases of pronouns. nominative, possessive, objective <~ my choice objective, indefinite, demonstrative objective, possessive, prepositional <~ i also feel like its this one too nominative, passive, objective

Science
How to work out the weight on mercury Jupiter and Saturn

Chemistry PLS HELP!!!
A student collects oxygen gas by water displacement at a temperature of 17 Celsius. A barometer reads 92.3 kPa. What is the pressure of the water vapor? Look it up on a water vapor pressure chart. What is the pressure of the oxygen gas? (Answer: ~14.0 mmHg for water, 678.3 ...

Science
Sammy and Andy wanted to measure their classroom. Would this work? Why or why not

Math
An observer at point 0 sees airplane P directly over airport a. The observer measures the angle of the plane at 40.5. Find m<P

Statistics
To win one version of the New York State lottery, one must correctly select 5 numbers from 49 numbers. How many different selections are possible if: ~ The order in which the selection is made does not matter? ~ The order of selection does matter?

Chemistry
You are given a bottle of dry NaCl. Explain the procedures required to make 900mL of a 0.5M NaCl solution. The formula weight of NaCl is 58.4g/mole.

English
Oh, okay! I have been using "I" in instances like that my entire life. Thank you both so much!

English
I am typing an essay for my English 101 class, and I have come across a sentence in which Microsoft Word detects a grammatical error. It suggests that I change the pronoun "I" to "me", although, I remember I was taught in school to use "I" in ...

geometry
a)3.5 in. x 5.5 in b)1.5 in. x 2.25 in.** c)3.5 in. x 5.25 in. d)2.75 in. x 3.75 in.

geometry
2 inch by 3 photograph is enlarged by 75 percent what are the dimensions of the new enlarged photograph?

Math
thank u

Math
it takes 45 min. to plant 12 plants how long does it take to plant 5

Chemistry
How could I tell if an element is stable or unstable? One of the examples is 89/42 Mo The only rule I know entirely is that if the atomic number is greater then 83 then it is unstable. Thanks

Math
There are 8 cows 3 sheep and 5 chicken in the field what fraction of the animals are the sheep

physics
a book accidentally falls from a shelf 4.2 m high.a librarian is standing nearby and moves .80m,starting from rest, to catch the book.what must be his average acceleration if he catches the book when it is 1.8m above the floor?

chemsitry
A graduated tube, sealed at the upper end has a mercury leveling bulb connected to the lower end. the gas volume is 25.ml, when the mercury level is the same in both ends. the barometric pressure is 732 mm Hg. What is the gas volume when the mercury level on the open side is ...

math
marsha is 10 years older than john, who is 16 years old ? how old is marsha?

math
for grade 3 math-- Explain what happens to the square if you double the length of its sides.Draw 2 squares to support your answer

Math
There are 100 apples in a bag 43 of them are red and the rest are green apples what percentage of the apples are green

Math
1/20 + 1/15 + 1/30 = 3/60 + 4/60 + 2/60 = 9/60 0.15 = 15 min I think is wrong?

Math
Student A, B and C con complete a puzzle in 20 min, 15 min, and 30 min respectively. If all three student work together, how long will it take to complete the puzzle?

Math
Thank you

Math
It take peter 5 hours to pain a Room. It takes Juan 3.75 hours to paint a Room. How much time would it take for them to paint the Room together?

Chem
Slats such as barium chromate and calcium oxalate are generally insoluble in water. The addition of his enhance their solubility. Explain why.use chemical equations to highlight your arguments.

science
Earth titled axis affects the strength of sunlight in different places of earth's surface. If you are in an area that receiving less direct sunlight,where are you located? a) near the equator b) near the north pole c) near the south pole d) near the north or south pole*** ...

science
erosion and weathering are examples of which types of forces? A constructive forces B destructive forces***** C gravitational forces D inertia-related forces please check my answer

us history
1)Which of these was a precedent that George Washington set? a) constitutional amendment process b) formal presidential dinners c) singing of the national anthem d) use of a president cabinet ** _____________________________________ 2)Read the following paraphrase from George ...

us history
What event led to the U.S. purchase of the Louisiana Territory? A)The burning of a U.S. Navy ship in the First Barbary War *** B) The U.S. Supreme Court's decision in Marbury vs. Madison C)The successful Haitian slave revolt d)Napoleon losing money in his European wars ...

us history
Lewis and Clark traveled from St. Louis, which is beside the Mississippi River. Which of the following correctly describes the land they saw as they traveled to the Pacific Northwest? A) Flat and low around the Mississippi River, with a sharp and sudden rise to the Rocky ...

us history
Read the following paraphrase from George Washington's Farewell Address and answer the question that follows. People have the right to make and alter their governments. But the Constitution is sacred law until changed by the whole people together. The very idea of the ...

us history
Which of these was a precedent that George Washington set? a) constitutional amendment process b) formal presidential dinners c) singing of the national anthem d) use of a president cabinet ** please check if i am right thanks! :)

us history
what factor caused the anger that led to the Boston massacre? a) Boston was occupied by the British soldiers. b) the colonists did not like the system of British taxes********* c) some american colonist disagreed with he kings policies.******** d) the British thought some ...

math
10x-4

us history
which answer best explains the contributions of women during the revolutionary war? a) women were in charge of the horses and artillery during the revolutionary war. b) women often poisoned British troops stationed in their towns during the revolutionary war. c) women served ...

us history
Reed would it be b?

us history
which cash crops were the most successful in the international interdependence system? A) cotton, corn, squash, hemp b) indigo, cotton, rice, tobacco c) indigo, corn, potatoes, rum*** d) tobacco, corn, rice, pumpkins please help i think it is c please check thanks!:)

us history
which of the following describes the first British colony at Jamestown? a) it did not have the right sol and climate for tobacco crops. b) the settlers there had a lack of fresh water. c) the colony would not have thrived without the Powhatan tribe.****** d) the harsh climate ...

us history
Ms. Sue is it d?

us history
Use the passage to answer the following question: I can see no reason to doubt but the imposition of taxes, whether on trade, or on land, or houses, or ships, on real or personal, fixed or floating property, in the colonies is absolutely irreconcilable with the rights of the ...

us history

us history
Many Floridians are concerned about gun control. Some people believe that limiting access to firearms may make the nation safer. Others believe that this goes against their rights as Americans. What about a compromise? Keep all firearms, but add a new, large tax on ammunition...

us history
thank you very much! :)

us history
I think it is a am i correct? Ms. Sue?

us history
read this quotation ¨of representation in congress is to be determined by the number of people who live in each state should slaves be counted?¨ At the constitutional convention how would someone form a southern state most likely respond? a) yes, they love in our state...

us history
ok i finished my research and I am going for A would I be correct? Ms.Sue?

us history
Ms. Sue would it be b or a i now strongly think it is one of them please help.

us history
what did john smith and Anne Hutchinson have in common? a) both were thought as trouble makers b) both were governors upon arrival in america. c) both were puritans who lived in the new England. ** d) both had agreements with the puritans. please help thank you very much!

Physics
A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional force on the box?

Physics
What is the resultant of a vector that has components 25 m/s east, and 25 m/s north?

Physics
If you were on the moon and fired a projectile, the maximum range you could achieve would occur with an angle of (in degrees): **So I'm guessing it would be at angle 45-50?**

11 Grade College Prep Math-Based Physics
Not good at physics, so could someone check these practice test questions please? Explanations are appreciated. 1. Which of Newton's Laws says you cannot touch anything without being touched? a) 4th b) 2nd c) 1st d) 3rd *** 2. A 3.00 kg ball is dropped from rest from the ...

Physics
A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional force on the box?

Could someone check these practice test questions over for me? I'm not good at physics at all, so I would love an explanation. 1. A projectile is shot an angle into the air. Neglecting air resistance... 1a. It's horizontal acceleration is a) 9.8 m/s^2 b) 0.0 m/s^2 *** ...

us history
b? Ms. Sue,

us history
which of the following represents the civic virtue of diversity? a) being open to the opinions of others b) seeking honesty in oneself c) arguing a point based on facts d) focusing on individual rights** please help thanks very much

us history
what was the goal of the alien and sedition acts? a) to stop immigration into the united states b) to decrease the power of president c) to increase the freedom of the press** d) to limit criticisms of the government** please help i am stuck with c and d

us history
which of the following illustrates the concept of civic virtue? a) helping the economy grow b) doing things for the common good ** c) making the government strong d) becoming wealthy individual please help thanks means alot

us history
which of the following is the most important political result of the election of 1800? A)it proved that the nations who thought the united states would not last were right. b)it proved that unpopular law and actions could get a sitting president reelected. C)it showed that ...

science

science
Which of the following is an example of inbreeding? A) a farmer chooses the cos in his or her herd that produce he most milk and breeds only those cows. b) a farmer chooses the cows in his or herd that produces the most milk and breeds them with cows that get sick less often. ...

science
PsyDAG and Ms.Sue can you check my answers 1) d 2) b thank you

science
Studies conducted in England during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely explanation for this difference in height is a difference in A) nutrition b) family size...

chemistry
A student mixes four reagents together, thinking that the solutions will neutralize each other. The solutions mixed together are 50.0 mL of 0.100 M hydrochloric acid, 100.0 mL of 0.200 M of nintric acid,500. mL of 0.0100 M calcium hydroxide, and 200.0 mL of 0.100 M rubidium ...

us history
I think it is d

us history

us history
What did the founders mean when the wrote ¨to form a more perfect union?¨ A) a military would be formed to protect against foreign threats. b) a court system would be formed to resolved disputes between citizens. c) a process will be created to solve disputes between ...

language arts
in ¨Harriet Tubman¨ what main idea do the details about William still´s records support? A) the fugitives´ trip north was difficult. b) the escaping slaves were not able to carry much with them as they traveled north. c) Harriet Tubman was justified i ...

language arts
Ms.Sue I think 1) A ?

language arts
1)b 2)c 3)c please check them for me Ms. Sue

language arts
which sentence uses the future tense of the verb to go correctly? a) she has gone to Paris only once. b) she is going to Paris this season c) she will go to Paris next autumn. d) she´s been going to Paris for years. which of the following words or phrases is closets in ...

language arts
thank you very much Ms.Sue

language arts