# Posts by Student

Total # Posts: 867

**Math**

A bag contains tiles with the letters -C-O-M-B-I-N-A-T-I-O-N-S. Lee chooses a tile without looking and doesn't replace it. He chooses a second tile without looking. What is the probability that he will choose the letter O both times? A) 1/132 B) 1/72 C) 1/66 D) 1/23 Is the...

**Science**

Which of the following describes the use of a renewable energy source? A. using natural gas to heat a house B. using a windmill to grind grain C. using petroleum to run a car D. using coal to generate electricity I think the answer is B.

**math**

Ok, SERIOUSLY? WHY are you cheating on the test? That is super wrong and if you get caught then you'll be expelled and that would look HORRIBLE on you college application for cheating. You are smart, you just need to study and stop cheating!!!! I hope the guilt keeps you ...

**Civics**

Which of the following statements would you place in the section labeled F? F is under disadvantages of democracy. A. Very little holds the nation together, and local governments can leave anytime. B. The central and local governments may have conflicts and power struggles. C...

**Civics**

Leaders from several states of a nation meet once a year to settle common issues. They govern their own states independently, but they work together on issues that affect them all like trade and defense. They do not have a central government that handles these matters or ...

**Civics**

Is it C?

**Civics**

Which of the following statements would you place in the section labeled F? F is under disadvantages of democracy. A. Very little holds the nation together, and local governments can leave anytime. B. The central and local governments may have conflicts and power struggles. C...

**Math**

the antelopes eat 15 kg of corn, 14 kg of horse feed, and 100 kg of hay per day. how many kilograms of food are eaten per week?

**Science**

uppose some natural disaster occurs and a species of finch is forced to relocate from its original island where us dined on cactus flowers ti ab adjacent island with many fewer cacti but an overabundance of orchids. what would be the immediate consequences to the species in ...

**Physics**

A car is initailly travelling at 50.0km/h. The brakes are applied and the car stops over a 35m distance. What was magnitude of the car's acceleraion while it was braking? I don't know what formula to use.

**Physics**

A rock of mass 0.234 kg falls from rest from a height of 28.9 m into a pail containing 0.492 kg of water. The rock and water have the same initial temperature. The specific heat capacity of the rock is 1840 J/kg C°. Ignore the heat absorbed by the pail itself, and ...

**Civics**

Which best describes how the money that individuals have in savings accounts affects the economy? 1. The money in savings accounts is used for daily expenses like food and gas which keep the economy going. 2. The money in savings accounts just sits in the bank and does not ...

**Civics**

Sorry I meant to write A.

**Civics**

Is it B?

**Civics**

Which best describes how the money that individuals have in savings accounts affects the economy? A. The money in savings accounts is used for daily expenses like food and gas which keep the economy going. B. The money in savings accounts just sits in the bank and does not ...

**Civics**

Suppose the Federal Reserve raises interest rates. Which of the following predicts the most likely results? A. The money supply will decrease, meaning that banks will give fewer loans and prices for goods and services will fall. B. The money supply will decrease, meaning that ...

**Civics**

Suppose the Federal Reserve raises interest rates. Which of the following predicts the most likely results? A. The money supply will decrease, meaning that banks will give fewer loans and prices for goods and services will fall. B. The money supply will decrease, meaning that ...

**Civics**

hint*

**Civics**

Is it B? Can you please give me a hit I'm having trouble figuring out this question?

**Civics**

Which best describes how the money that individuals have in savings accounts affects the economy? A. The money in savings accounts is used for daily expenses like food and gas which keep the economy going. B. The money in savings accounts just sits in the bank and does not ...

**Civics**

Which best describes how patent law encourages market competition? A. It protects peoples ideas B. It protects companies copyrights C. It protects companies from forming trust D. It protects companies from price-fixing I think that the answer is A.

**Civics**

Which of the following scenarios would be most likely to cause a small bank to be less willing to loan money to small businesses in a community? If the bank cannot sell the loan to some other bank. If the bank cannot make profit on the loan. If the customer has too much in ...

**Civics**

Can you please give me a hint? I cant figure it out.

**Civics**

Which of the following would contribute most to the creation of a strong economy? A. The government limiting loans to agencies like FEMA or small business enterprises B. The lowest possible number of businesses taking out loans to expand operations C. The Federal Reserve Bank ...

**Civics**

Is it B?

**Civics**

Which of the following would contribute most to the creation of a strong economy? A. The government limiting loans to agencies like FEMA or small business enterprises B. The lowest possible number of businesses taking out loans to expand operations C. The Federal Reserve Bank ...

**Math**

Zach's book weight 1.32Kg what is the mass in grams of his book

**civics**

Are you 100% sure?

**civics**

Which of the following forces us to make choices? a) scarcity b) trade offs c) opportunity cost d) money

**Art**

An artist is asked to create a painting of a politician, Illustrating qualities of power and benevolence. Which visual composition best suits these goals. A. the politician bending down from the stage to shake the hands of his supporters. B. the politician on a platform high ...

**Art**

Thanks for helping!

**Art**

Which two cultures use creatures to protect or transport humans after death? A. America (bald eagle) and Spain (Bull) B. Egypt (the animal-headed sons of Horus) and China (the dragon) C. Egypt (the jackal) and China (the lion) D. Mayans (the crow) and Greeks (the raven) I ...

**Art**

Thank You Ms. Sue!

**Art**

Then is the answer D? Ms. Sue

**Art**

Chinese artists often express their philosophies using calligraphy. Which is the best definition of philosophy? A. a complex idea B. a religion C. a way of practicing creativity D. a system of guiding principles I think its C. Please answer as soon as possible.

**Math**

the eighth grade students are selling magazine subscriptions to raise money for a class trip. they earn $3 for every subscription they sell. so far, they have earned $228 of the $396 needed. how many more subscriptions must the students sell to meet their goal?

**chemistry**

what are the islamic values in the experiment composition of potassium chlorate?I have to do lab report about the topic and the due date is around the corner.please help me..

**Corporate Finance**

Suppose you have been hired as a financial consultant to Defense Electronics, Inc. (DEI), a large, publicly traded firm that is the market share leader in radar detection systems (RDSs). The company is looking at setting up a manufacturing plant overseas to produce a new line ...

**Math**

Four of the angles of a hexagon measure 53°, 126°, 89°, and 117°. What is the sum of the measures of the other two angles?

**SAT Math**

This still isn't clear to me because 0 is a positive integer so I could put x=2 and y=0 and get 3x + 4y= 6. The answer is 10 and the answer choices are: A-6 B-8 C-9 D-10 E-12

**SAT Math**

If x and y are positive integers, which of the following could be equal to 3x+ 4y? The answer is 10, but not sure on how to get the answer? Also, is there a short cut to get to the answer without taking a lot of time on the SAT to work this type of problem out? Thank you

**SAT Math**

9, 13, 17, 21, ... In the sequence above, each term after the first is 4 greater than the previous term. What is the difference between the 105th term and the 99th term? I have no idea how to solve this problem

**Social Studies**

in order for a bill to become a law, is a unanimous decision required

**Math**

She has a special recipe for cranberry relish. She grinds 2 cups of cranberries and 3 cups of orange rind. If there are about 75 cranberries in one cup, how many cranberries go into her grinder?

**Math**

There were 25 turkey balloons, 12 pilgrim balloons, and 30 native american balloons. Seventeen of the turkey balloons popped. How many balloons were left?

**Math**

Jay's favorite football game was over on Thanksgiving Day at 11:45 a.m. The Thanksgiving dinner was served at 2:15 p.m. How long after the game did Jay have to wait for dinner?

**SOCIAL STUDIES**

What is Maya Angelou's most important event in her life?

**Chemistry**

Write the rate law for the reaction, expressing k(overall) in terms of k1, k2, and k3. Step 1: UV light + Cl2(g) ⇄ 2Cl(g) Fast, Endothermic Step 2: Cl(g) + O3(g) -> OCl(g) + O2(g) Slow, Endothermic Step 3: OCl(g) + NO(g) -> NO2(g) + Cl(g) Fast, Exothermic

**Chemistry**

Oh I see, so it's 12. Thank you!!

**Chemistry**

A reaction in which X and Y form products was found to be second order in X and first order in Y. By what factor will the rate of the reaction change if [X] is doubled and [Y] is tripled? a. 10 b. 12 c. 20 d. 2

**Chemistry**

Oh, I understand now!! Thank you so much :)

**Chemistry**

Why is the slowest elementary step "the rate determining step"?

**Math**

Daniel has 21 coins. All of them are either quarters or dimes. Altogether, he has $3.45. How many of each type of coin does he have?

**Science**

describe how mutation might might have influenced the development of different species of finches that darwin observed on the galapagos islands

**Science**

Thanks, dude! (:

**Science**

Describe how evolution and extinction are related.

**Science**

What are some effects of predation?

**Math**

Jenny was planting flowers for her garden. She had to plant 4 rose flowers for every jasmine flower she planted. If she plants 100 flowers in all, how many will be jasmine flowers?

**Math**

There are 750 students in a school. If the number of girls is 120 more than the boys, how many boys are there in the school?

**9th Grade Algebra**

If a is not equal to 0, and a =2b=3c, what is the value of a+b in terms of c? Would I make up numbers for the variables?

**Science**

Does air pressure affect species survival?

**History**

which of the following best describes daily life in the south during the civil war? a.about the same as before the war because factories provided necessities b.difficult but tolerable because most people did not experience major changes c.better because the North tried ...

**Science**

long wings are dominant to short wings in fruit flies. make a punnett square to show the predicted outcome of a cross between two parents that have both alleles for wing length. what is the ratio of flies produced?

**Math**

Thank you! So far, i have 12x-6y=21 3x+6y=9 -------- 15x 30 ---=-- 15 15 Y = 2 Is this correct?

**Math**

4x-2y=7 3x+6y=9 Please help me solve this system by multiplying

**Math**

Solving systems by Multiplying. 4x-2y=7 3x+6y=9

**Genetics**

One fruit fly is heterozygous for long wings, and another fruit fly is homozygous for short wings. Long wings are dominant to short wings. Using a punnett square, find out what percent of the offspring are expected to have short wings.

**Science**

Hello please help me with another question! - One fruit fly is heterozygous for long wings, and another fruit fly is homozygous for short wings. Long wings are dominant to short wings. Using a punnett square, find out what percent of the offspring are expected to have short ...

**Science**

Thank you so much!

**Science**

suppose a male mouse is Bb and a female is bb. What percent of the mice offspring from these two mice would you expect to have black fur?

**Math**

X-Y=5 X-Y=11

**Science**

How could genetic engineering of plants be useful to people? Give examples

**Science**

DNA can perhaps best be compared to a(n) A. secret code or B. electrical circuit

**Science HELP!!!**

What happens after genes are injected into an organism?

**Science HELP!!!**

What happens after genes are injected into an organism?

**MATH!**

Water flows over a dam at a rate of 500 gallons per minute. Write a function rule relating the amount of water (A) that flows over the dam to the number of minutes (M) that have passed. What are the initial value and rate of change?

**Math**

for sure it is not B) 2.2 i got this wrong

**Math**

An orchestra buys music stands for $42 each with $298 in its bank account. Write a function rule that shows how the account balance depends on the number of stands bought. What are the initial value and rate of change of the function?

**Math**

The clock struck midnight as the elves roared with approval for Santa to give his gift to Macy. How many hours would pass by if Santa could give out another gift tomorrow at midnight?

**math**

find the length of the curve y^2=x^3 between x=0 and x=5

**english**

I KNOW what the caged bird feels, alas! When the sun is bright on the upland slopes; When the wind stirs soft through the springing grass, And the river flows like a stream of glass; When the first bird sings and the first bud opes, I know why the caged bird beats his wing ...

**english**

Both texts deal with racial discrimination. How does the structure of poem help convey this meaning in a way that the prose passage does not? A)The poem conveys meaning through imagery; the prose passage does not. B)The poem uses first person point of view; the prose passage ...

**english**

i honestly don't understand the story then the questions makes it harder i wanted help on that

**english**

help please

**english**

A few weeks ago I was in company with my friend Josephine S. Griffing, when the conductor of a streetcar refused to stop his car for me, although (I was) closely following Josephine and holding on to the iron rail. They dragged us a number of yards before she succeeded in ...

**sixth grade math**

A punch recipe says to mix 4 cup pineapple juice,8 cups orange and 12 cups seltzer in order to make 18 servings of punch. A. How many cups of each ingredient do you need to ma ke 108 cups of punch? Help me

**English**

What is a preterite? I am very confused on this. Is a preterite something that describes past events? For example, When I was younger, I liked visiting my grandparents house. If so, what would be the preterite in the sentence? Would it be younger?

**Language Arts**

the answers to the entire test are D D C D C

**Math**

Find the equation for the exponential function that passes through the pairs of points given. Through (-1,2) and (3,1). I don't know if this is the right way to work this or what the next step is i am just very confused. Please help, thank you! y=Ab^x 2=Ab^1 1=Ab^3 2=(1/b^...

**math**

How long to the nearest year, will it take an investment at a rate of 12.7% to double its value if the interest is compounded every 6 months? I keep getting 568 years, I know this is not right. Could you please show me how to do this, do I take the log of both sides or just ...

**geometry - need help with this.**

If angle <a and <b are complementary but <a is four times as large as <b, find the measurement of a.

**Math**

I have no Idea how to set this up to work. Please help! Nutrition one serving of campbell's soup companies campbell's pork and bean contains 5 grams of proton and 21 grams of carbohydrates. a typical slice of lite rye bread contains 4 grams of proton and 12 grams of ...

**Business/Finance**

D is correct the math above is correct

**Psychology**

I wanted to know if someone could give me an example of hypotheses for a 2 x 2 factorial anova

**Physics: Earthquakes**

I'm studying for an upcoming exam and I came across this problem: 10 seconds separate the P- and S-wave arrival times of an earthquake which shakes you 1m. How far away is the earthquake epicenter and what is the magnitude? I'm stuck and would really appreciate the ...

**Statistics**

You take a trip by air that involves three independent flights. If there is an 67% chance each specific leg of the trip is on time, what is the probability all three flights arrive on time? (Round your answer to 3 decimal places.) Probability =??

**Business statistics**

You take a trip by air that involves three independent flights. If there is an 67% chance each specific leg of the trip is on time, what is the probability all three flights arrive on time? (Round your answer to 3 decimal places.) Probability=

**Algebra**

It's not fun for me. It's stressful, and it takes a lot of time. Time I could spend on American literature, History, or learning French. Your sugar mama/daddy joke is funny, but I don't see where these equations and expressions will fit into my life. I'm tired ...

**Algebra**

No... I'm confused. Is this going to be useful later in life?

**Algebra**

In the last one, I tried just cancelling out factors and got 2m^2/12m^3? Is that close, or no?