Saturday

October 22, 2016
Total # Posts: 101,224

**Math Help! **

Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 4 17 20 41 Female 15 7 19 41 Total 19 24 39 82 If one student is chosen at random, Find the probability that the student did NOT get an "B"

*October 1, 2016*

**physics**

A high-speed drill rotating ccw at 2300 rpm comes to a halt in 2.9 s .

*October 1, 2016*

**Math Algrebra **

Please Help! I don't know what the equation is and Google isn't helping!!! Please tell me the equation and how you could get the answer of each? 1) A student is the 35th counted from the front end and the 40th counted from the back end. How many students are in a line...

*October 1, 2016*

**English**

What is one way that “The Maori: Genealogies and Origins in New Zealand” contrasts with “The Raven and the First Men: The Beginnings of the Haida”?

*October 1, 2016*

**Physics**

Entrance and exit ramps for freeways are often circular stretches of road. As you go around one at a constant speed you will experience a constant execrations. Suppose you drive through an entrance ramp at a modest acceleration 3.0 m/s^2. What will the acceleration be if you ...

*October 1, 2016*

**math **

approximate all zeros and extrema to the nearest hundredth. how many zeros, if any, are imaginary. -x^4+2x^2+x-4. Are there no zeros?

*October 1, 2016*

**History**

Why wernt Muslims able to conquer most of Europe

*October 1, 2016*

**school**

An Australian emu is running due north in a straight line at a speed of 13.0 m/s and slows down to a speed of 11.0 m/s in 2.40 s. (a) What is the magnitude and direction of the bird’s acceleration? (b) Assuming that the acceleration remains the same, what is the bird’...

*October 1, 2016*

**maths**

solve the initial value problem of the differential equation (y+sqrt(x^2+y^2))dx-xdy=0,y(3)=4

*October 1, 2016*

**Probability**

2995/10000

*October 1, 2016*

**Probability **

Compute the probability of randomly drawing five cards from a deck and getting 3 Aces and 2 Kings. (Give your answer as a fraction.)

*October 1, 2016*

**Probability **

Compute the probability of randomly drawing five cards from a deck and getting 3 Aces and 2 Kings. (Give your answer as a fraction.)

*October 1, 2016*

**Math Help! **

Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 17 5 2 24 Female 7 11 12 30 Total 24 16 14 54 If one student was chosen at random, find the probability that the student was female.

*October 1, 2016*

**Math Help! **

Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 17 5 2 24 Female 7 11 12 30 Total 24 16 14 54 If one student was chosen at random, find the probability that the student was female.

*October 1, 2016*

**physics**

The propeller of a plane rotate clockwise at 26900 rpm. What is the angular acceleration (in rad/s2) of the propeller if it takes 8.00 s to come to a standstill?

*September 30, 2016*

**Math**

0.080062991

*September 30, 2016*

**Math**

Find all numbers $r$ for which the system of congruences: x == r mod 6 x == 9 mod 20 x == 4 mod 45 has a solution.

*September 30, 2016*

**Music**

f or e both would be correct

*September 30, 2016*

**Maths,fractions**

A group of friends went to a coffee shop. 2/5 bought coffee 1/3 bought tea 4/15 bought cake What is the smallest posible number of people in the group?

*September 30, 2016*

**Is it possible if you guys can check my algebra HW**

Bag 1 =40 Bag 3 =80

*September 30, 2016*

**math**

7 teams

*September 30, 2016*

**English**

People does anyone know if this is right?

*September 30, 2016*

**Math**

In an hour

*September 30, 2016*

**history**

is number 10 b and 11 b and d

*September 30, 2016*

**history**

is number 3 d

*September 30, 2016*

**math**

At what rate of interest should Php18,000 be invested so that it will earn Php2,500 at the end of 504 days?

*September 30, 2016*

**math**

formulate problem and solution Given: Time taken by light to travel 1 meter is roughly 3×10 raise to negative 8 seconds

*September 30, 2016*

**Calculus**

What type of discontinuity is this? f(x) = 2x+8,x<4 and x^2,x>4 I think it's a point discontinuity.

*September 30, 2016*

**maths **

the ratio of the difference obtained by subtracting 2 from thrice a number to the sum of twice the same number and 5 is13:15.what is the number?

*September 30, 2016*

**Science**

Also, y is the height of the hole in the window and x is the distance from the front of the building to the bullet.

*September 29, 2016*

**Science**

From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. As the drawing shows, the bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.44 m, and x = 6.8 m.) Using ...

*September 29, 2016*

**Quick Economics help**

What type of economy has the same wages regardless of work?

*September 29, 2016*

**Science**

From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. As the drawing shows, the bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.44 m, and x = 6.8 m.) Using ...

*September 29, 2016*

**American Government**

How does the president limit the legislative powers of congress

*September 29, 2016*

**Quick Economics help**

What is necessary for population growth?

*September 29, 2016*

**Math**

farmer bill has 28 chickens, 15 ducks, and 7 turkeys. he sold 4/5 of the birds. if he sold 12 chickens, what fraction of the chickens are left

*September 29, 2016*

**Math**

A number is 830 when rounded off to the nearest tenth.what is the greatest possible value of the number

*September 29, 2016*

**math**

A large rectangle has an area of 28 square units. It has been divided into two smaller rectangles. One of the smaller rectangles has an area of 4 square units. What are possible whole-number dimensions of the large rectangle? Justify your reasoning.

*September 29, 2016*

**Social studies**

This is actually wrong the answer is A I just took the assessment.

*September 29, 2016*

**math**

1.A line segment on a number line has its endpoints at -9 and 6 find the coordinate of the midpoint of the segment. Answer choices are A.1.5 B.-1.5 C.2 D.-3 2.find the coordinate of the midpoint of HX given that H(-1,3) and X(7,-1). Answer choices A.3,1 B.0,4 C.-3,1 D.-4,0 3....

*September 29, 2016*

**Physics**

An object is thrown at 30 m/s and at a 40 degree angle. What is the range of the object, given that the ground is horizontal and flat? I'm not sure whether to use (vi^2sin2x)/g or x = Vh*t.

*September 29, 2016*

**Physical science **

A golfer on a level fairway hits a ball at an angle of 42* to the horizontal that travels 100 yd before striking the ground. He then hits another ball from the same spot with the same speed, but at a different angle. This ball also travels 100 yd. At what angle was the second ...

*September 29, 2016*

**CHECK MY ANSWERS American Government**

Sorry to post this again. no one got back to me before. *** by my answer, please check!! 1. Which of the following is true about the formal amendment process for the Constitution? (1 point) Any citizen may propose an amendment. Only Congress may propose an amendment. Both ...

*September 29, 2016*

**any**

Jim, Juan, Mary, and John are all managers for the same company Jim always meets the sales goals Juan exceeded the goal by 15% on Tuesday and 10% on Wednesday. Mary’s goals for each day of the week are 5% lower than the goals for other managers. Mary missed her Monday ...

*September 29, 2016*

**Science **

How much energy is needed to raise the temperature of 2.0kg of aluminium by 30oc

*September 29, 2016*

**Math**

Kody has currently has an average of 80 in his math class. What must he make on his midterm, that counts 20% of his grade, to maintain a 70 or above average?

*September 29, 2016*

**CHECK my answers for American Government**

*** by my answer, please check!! 1. Which of the following is true about the formal amendment process for the Constitution? (1 point) Any citizen may propose an amendment. Only Congress may propose an amendment. Both houses of Congress must pass a resolution to propose an ...

*September 29, 2016*

**Math**

Sheila and Rita had $300. After Shiela gave $56 to Rita, , Rita had 5 times as much money as Shiela . How much money did each of them have at first?

*September 29, 2016*

**geograpy**

some have more than a hundred some have none

*September 29, 2016*

**Chemistry**

A student performing an experiment mistakenly used 8.0 ml of 16 M HNO3 to dissolve 0.16g of solid copper instead of the 4.0 ml as suggested. how many moles of HNO3 remains after the reaction with copper is complete. 8 moles of HNO3 reacts with 3 moles of Cu im not sure how i ...

*September 29, 2016*

**Physics**

3.5 hours

*September 29, 2016*

**English**

What part of speech is other in. The sentence The platypus is unlike most other mammals in that it lays eggs

*September 28, 2016*

**Science**

What is the answer for 3g of sugar in 300ml of water

*September 28, 2016*

**algebra**

An investor earned $1,462.50 on an investment of $90,000 in 65 days. Find the annual simple interest rate earned on the investment

*September 28, 2016*

**math**

9+15÷5×13

*September 28, 2016*

**Algebra**

Solve this system using substitution x+2y=8 y=3x+17 I got x=-26/7

*September 28, 2016*

**Math**

Use the digits 2, 4, 6, 8, and any operation or brackets to make an expression that equals to 60.

*September 28, 2016*

**Language Arts **

How does the writer support the statement that dental floss promotes good dental health? With personal opinions with opinions from experts with facts that and statistics with sales information

*September 28, 2016*

**Language Arts**

The answer is C

*September 28, 2016*

**Language Arts **

How does the writer support the statement that dental floss promotes good dental health?

*September 28, 2016*

**Algebra**

You can rule out A and D automatically because the problem has nothing to do with addition. As for the answer, it is B. The commutative property of multiplication states that numbers can be multiplied in any order.

*September 28, 2016*

**CHM 1020**

alculate the amount of heat required to raise the temperature of a 39 g sample of water from 9 ∘C to 21 ∘C

*September 28, 2016*

**math**

h = 6d + 4

*September 28, 2016*

**CHM 1020**

Use the formula Q=m*C*change in T. Plug in 39 for m, 4.18 for C (the specific heat capacity of water), and 12 (which is 21 - 9) for change in T. Multiply these numbers to get your answer.

*September 28, 2016*

**CHM 1020**

Calculate the amount of heat required to raise the temperature of a 39 g sample of water from 9 ∘C to 21 ∘C

*September 28, 2016*

**Algebra**

can a slope be negative in slope intercept form

*September 28, 2016*

**Language arts **

Please check my answers. Thank You! Use the text passage to answer the question. Whatever you post online—whether a silly picture, angry comment, or sharing about a chronic illness—is there forever. Delete it all you want, but colleges and employers can and will find...

*September 28, 2016*

**Math**

A recipe calls for two thirds cups of sugar. John only making one fourth the recipe. How much sugar do I need

*September 28, 2016*

**Language arts 6 A NEED HELP**

In the book The Tail Tasha has responsibility of taking care of a younger brother when she wants to be careful for the summer. An essay discuss whether this conflict is bad or good for Tasha. Consider what problems the conflict causes how she deals with them and what she ...

*September 28, 2016*

**CHECK MY ANSWERS American Government**

*** by my answer, please check!! 1. Which of the following is true about the formal amendment process for the Constitution? (1 point) Any citizen may propose an amendment. Only Congress may propose an amendment. Both houses of Congress must pass a resolution to propose an ...

*September 28, 2016*

**Social studies**

So what's the answer

*September 28, 2016*

**Evironmental Science**

ddvc

*September 28, 2016*

**social studies**

How does the United States shape global affairs?

*September 28, 2016*

**History**

Is 11 B and D then?

*September 28, 2016*

**History**

10 B?

*September 28, 2016*

**History**

Mrs. Sue please help

*September 28, 2016*

**History **

6. Which of these were reasons for Columbus is first voyage from Spain select all that apply (A )Spain wanted to discover new land for settlement ( B.) He went in search of an easier route to Asia C. He sought to bring back Native Americans for slavery D. Spain wanted to ...

*September 28, 2016*

**Social Studies**

C?

*September 28, 2016*

**world history**

I just finished the test the answers are. 1) a. A complex system of writing 2) d. Through military defeat 3) a. Isolation allowed China to develop on its own, without too much interference from foreign invasion. 4) b. Noble landowners governed their own regions. 5) c. It's...

*September 28, 2016*

**Social studies**

the picture is a different question

*September 28, 2016*

**English**

How does studying the origins and development of the English language improve an individual’s clarity of thought and articulation in a modern society that prefers obedience conformity?

*September 28, 2016*

**foundations of algebra**

A bolt of cloth 100 yards long is cut into three pieces. The second piece is 15 yards longer than the first piece, and the length of the third piece is 5 yard more than twice the length of the first piece.

*September 28, 2016*

**Chemistry**

thank you very much

*September 27, 2016*

**Chemistry**

A 19.3L expandible container is filled in a room where the pressure is 761mmHg. It is filled with 600.4mmHg nitrogen, 108mmHg oxygen, 32.1 mmHg water vapor. The rest of the pressure is made up by carbon dioxide. The temperature is 20.3°C a. What is the partial pressure of ...

*September 27, 2016*

**Math**

Which of the following makes the statement true? 1/5^0=? 1 -1 -5 0 my a -1

*September 27, 2016*

**math**

mahalo nui loa

*September 27, 2016*

**math**

what is 0.32 written as a fraction in simplest form? 32/100 8/25 100/32 16/25

*September 27, 2016*

**MATH**

which of the following numbers is an example of an integer? 0.8 1/3 /9 /5

*September 27, 2016*

**physics**

A conveyor belt is moving grain into a bin that is 1.90 m below the top of the conveyor belt. The grain does not slip on the conveyor belt that is inclined at 15.0° and they move at a constant speed of 6.00 m/s. In order for the conveyor belt to get the grain into the bin...

*September 27, 2016*

**science**

will the mass of an object ever equal its volume. Give an example of two things that may have the same volume but a different mass?

*September 27, 2016*

**mathematics**

a math consist of 20 multiple choice questions 3 points are awarded for a wrong answer. no points and awarded or deducted for an answered questions. jenny attempted a total of 19 questions and her total score is above 32. find the minimum number of correct answer she obtained?

*September 27, 2016*

**physics**

You push a skateboard so that it rolls down the road at a speed of 1.20 m/s. You run after the skateboard at a speed of 3.30 m/s and while still behind the skateboard you jump off the ground at an angle of 28.0° above the horizontal hoping to land on the skateboard. How ...

*September 27, 2016*

**Math**

An Amount of $ 14400 is made up of $100, 50, 20 and 10 notes. The number of $10 notes are 3 times the number of 20 notes. The number of $20 note are 5 times the number of $50 notes. The number of $50 note are 5 times the number of $100 notes. How many of $100 note are there?

*September 27, 2016*

**Math**

The school band is compromised of middle school students and high school students, but it always has the same maximum capacity. Last year the ratio of the number of middle school students to the number of high school students was 1;8. However, this year the ratio of the number...

*September 27, 2016*

**Math**

An Amount of $ 14400 is made up of $100, 50, 20 and 10 notes. The number of $10 notes are 3 times the number of 20 notes. The number of $20 note are 5 times the number of $50 notes. The number of $50 note are 5 times the number of $100 notes. How many of $100 note are there?

*September 27, 2016*

**History**

In whay ways do the BUddha speak universally to humans and their desires

*September 27, 2016*

**Social studies (Help)**

Thanks Shayla

*September 27, 2016*

**History**

Why might the image of Bodhisattva of Compassion Avalokitesvara with a Thousand Arms be appealing to some Buddhists but why might others take exception to it?

*September 27, 2016*

**Physics**

Running on a treadmill is slightly easier than running outside because there is no drag force to work against. Suppose a 60 kg runner completes a 5.0 km race in 19 minutes. Part A Determine the drag force on the runner during the race. Suppose that the cross section area of ...

*September 27, 2016*