Tuesday

November 25, 2014

November 25, 2014

Post a New Question | Current Questions

**Math **

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...
*Friday, April 4, 2014 at 1:14am*

**world geography**

The statement, "People celebrate their birthdays on January 1st" is an example of what type of region?
*Tuesday, April 1, 2014 at 7:52pm*

**Patterns and rules unit test 7th grade **

I go to connection acdeamy and I am in the 7th grade regular math Mrs. Janus I just need some help with this test Find the next three terms of the sequence -2,-12,-72,-432... A. -1,728,-6,912,-27,648
*Monday, March 31, 2014 at 8:36am*

**Fractions**

Last night 16/28 of the tenth grade girls and 19/30 of the tenth grade boys went to go ice skating. Did a greater fraction of tenth grade girls or boys went ice skating? Prove it.
*Wednesday, March 26, 2014 at 7:50pm*

**Computer **

Home work:- Write a program to read 5 records consists of first name, last name, id and grade. Assign the grade according to the following specifications: 0<g<= 50 F 50<g<=60 D 60< g<= 70 C 70<g<=90 B 90<g <=100 A Use Stringtokenizer and buffering...
*Thursday, March 20, 2014 at 12:49pm*

**MATH**

Determine the equation of a line that is perpendicular to the line 2x+3y=7 and passes through the point (0,6) What is the volume if the prism in terms of y? 1st dimension: 2y+1 2nd dimension: y 3rd dimension: y+3
*Monday, March 3, 2014 at 6:14pm*

**math**

lenzy has a 77 a c. as a grade. if she fails a test worth 26% 0/22 what will her grade be
*Tuesday, February 18, 2014 at 3:36pm*

**MAT-134 Math XL**

Graph the following linear equation using one of the following methods: 1st slope intercept form y = mx + b 2nd table of values 3rd x-intercept and y-intercept 1. 3x + 4y = 12
*Thursday, February 13, 2014 at 3:43pm*

**Maths**

find the number of terms in an A.p given that it's 1st and last terms are a and 37a respectively, and that it's common difference is 49
*Thursday, February 13, 2014 at 7:25am*

**Statistics in Psychology**

What research steps must you go through to use the relationship between a person’s intelligence and grade average in high school so that, if you know a person’s IQ, you can more accurately predict the person’s grade average?
*Monday, February 10, 2014 at 1:17pm*

**STATISTICS**

What research steps must you go through to use the relationship between a person’s intelligence and grade average in high school so that, if you know a person’s IQ, you can more accurately predict the person’s grade average?
*Monday, February 10, 2014 at 5:29am*

**Math:A.P.**

The 1st,3rd and 9th terms of an A.P are the three terms of a G.P.if the 7th term of the A.P is 19.calculate the 20th term of the A.P and the sum of the first 12terms of the G.P(LEAVING YOUR ANSWER IN INDEX FORM)
*Thursday, February 6, 2014 at 9:26am*

**math**

in an AP the 10th term is 54 and 5th term is 4 times the 2nd term . Find the 1st term 'a' and common difference 'd'
*Monday, February 3, 2014 at 10:58pm*

**physics**

A superball is dropped from rest from a height of 2.0m. It bounces repeatedly from the floor, as superballs are prone to do. After each bounce the ball dissipates some energy, so eventually it comes to rest. The following pattern is observed: After the 1st bounce, the ball ...
*Friday, January 31, 2014 at 9:46am*

**physics**

A superball is dropped from rest from a height of 2.0m. It bounces repeatedly from the floor, as superballs are prone to do. After each bounce the ball dissipates some energy, so eventually it comes to rest. The following pattern is observed: After the 1st bounce, the ball ...
*Friday, January 31, 2014 at 12:56am*

**Math - Algebra**

Von's arcade uses 3 different colored tokens for its game machines. For 500, you can purchase any of the following combinations of tokens: 8 gold, 18 silver, and 7 bronze tokens; 8 gold, 14 silver, and 13 bronze tokens; or 16 gold, 6 silver, and 9 bronze tokens. What is ...
*Saturday, January 4, 2014 at 9:26pm*

**business math**

Bill's monthly payment is $1,056 per month. The principal is $100,000 at a rate of 12 1/2 percent for 35 years. The amount of interest for Bill's 1st payment is $1,011.67. True False
*Sunday, December 8, 2013 at 1:53am*

**Algebra 2**

A grocer mixes x kg of Grade A and Y kg of Grade B nuts to get 60 kg of mixed nuts. Write and equation involving x and y to represent this information. The grocer sells all the mixed nuts at 9.00 per kg. He receives the same amount of money as when he sells the Grade A nuts ...
*Thursday, December 5, 2013 at 8:45pm*

**Civics...a few more questions**

What have been the effects of a society that allows the freedoms listed in the 1st Amendment?
*Friday, November 29, 2013 at 2:56pm*

**Math**

Janice and Patricia each want to buy a new DVD player. They go to the Hot Electronics and find a DVD player for $75. Hot Electronics offers a different payment plan. Janice is going to pay $15 now, and then $7.50 per month. Patricia is going to pay $12.50 per month How much ...
*Monday, November 11, 2013 at 6:07pm*

**Accounting 2 goes with the 1st question**

Split common stock 4 to 1 and reduced PAR from $80 to $20. After the split there were 600,000 shares.
*Wednesday, November 6, 2013 at 2:56pm*

**question**

i need some advice im a freshmen in hghschool and i have one honor class this semester and the 1st term i got a 80.6 and im struggling more is it better to be in it or just take regular and have an a over a b are their any benefits of it
*Friday, November 1, 2013 at 10:38pm*

**Accounting - please check my answers**

Dogwood florist opened a business January 1st 2010. During 2010, they had the following transactions and economic events. For each of the transactions and economic events prepare the adjusting entries and show the related transaction entries at the date that each would be made...
*Wednesday, October 30, 2013 at 6:36pm*

**Math**

If my mid-term is worth 15%, and my grade is 100% right now. If I get 0 on the exam, my grade would be 85% right?
*Wednesday, October 23, 2013 at 1:13am*

**math**

determine ratio for 4 feet to 32 inches & 10 days to 40 hours. for the 1st I got 48/32=3/2 but i'm not to sure about the other one, it would be less than 2 days?
*Sunday, October 20, 2013 at 4:39pm*

**Pre-Calculus**

f(x)= 3+5cos pi/3 (x-7) If f(x)=4, solve for x. Find 1st 3 positive values. my answers: 2.31, 5.69, 8.31
*Friday, October 18, 2013 at 8:32pm*

**answer fast plsss**

the measures of the2nd angle of a triangle is 20degree more than the complements of the first triangle and the 3rd angle is 4 degree less than half the supplement of the 1st.find the measure of each angle
*Friday, October 11, 2013 at 9:46am*

**answer fast plsss**

the measures of the2nd angle of a triangle is 20degree more than the complements of the first triangle and the 3rd angle is 4 degree less than half the supplement of the 1st.find the measure of each angle
*Friday, October 11, 2013 at 9:46am*

**College Math 45**

Mrs. Brown has 17 children in her first-grade class, and Mr. Lopez has 20 children in his second-grade class. The principal has been asked to select 1 student from one of the classes to appear at a PTA meeting. How many ways can the selection be made?
*Sunday, October 6, 2013 at 11:23pm*

**Math**

A 154-pound woman walks at 3.0 mph 0% grade for 5 min, runs at 5.5 mph 5% grade for 32 min. What is her total caloric expenditure?
*Sunday, October 6, 2013 at 12:54pm*

**maths**

in the binomial expansion of (1+x/k)^n, where k is a constant and n is a positive integer, the coefficients of x and x^2 are equal. (a) show that 2k=n-1 (b) deduce the value of k. Hence find the 1st 3 terms in the expansion in ascending powers of x.
*Thursday, October 3, 2013 at 5:59pm*

**programming**

Grades are assigned on the standard 90, 80, 70, 60 scale. You are to write an algorithm which will receive a student name and a percentage grade and display the letter grade to be awarded
*Thursday, September 26, 2013 at 2:46am*

**Grammar Advisor**

Are these correct? I mark my answer with an X. 88. The reason to list all of the preliminary (non-procedural) information in a lesson plan is to be sure have considered each aspect. keep good records for your future needs. be able to communicate clearly with administrators, ...
*Wednesday, September 25, 2013 at 10:17pm*

**question**

is it better to take physics or chemistry if taking both whats better to take 1st in sophomore year better to take ap statistics or precalculas for becoming an architect
*Sunday, September 22, 2013 at 1:05pm*

**7th Grade**

I just wanna know anyone who's been in 7th grade what do you learn in science mostly throughout the year??
*Monday, September 16, 2013 at 9:51pm*

**dma040**

42inch board is cut into 3peices. Peice 2 is twice as long as the 1st & 3rd peice. Peice 3 is three times as long as peice 1. What are the lengths of all 3 peices? Pc 1 Pc 2 Pc 3
*Monday, September 16, 2013 at 10:13am*

**Math **

Illustrate two real-life example of the fraction 0/6? I need help coming up with the second one. This is my 1st one "The amount of money of six business owners get if the business has a profit of $0."
*Sunday, September 15, 2013 at 11:18pm*

**math 5th grade**

Hunter school has a kindergarten and grades 1 through 6. there are 2 kindergarten and 2 classes in each grade. If the maximum class size is 25, what is the greatest number of students that could be in the school?
*Thursday, September 12, 2013 at 8:09pm*

**Algebra **

The ages of three brothers are three consecutive even integers. If the sum of the 1st, four times the 2nd, and twice the 3rd is 86, what is the age of the oldest brother?
*Saturday, August 24, 2013 at 2:58pm*

**Physics**

When you're riding a city bus sometimes there are no seats left and you have to stand. Why are there vertical and horizontal metal hand bars on the bus? Use the concept of inertia and Newton's 1st law
*Thursday, July 11, 2013 at 4:21pm*

**Physics**

When you're riding a city bus sometimes there are no seats left and you have to stand. Why are there vertical and horizontal metal hand bars on the bus? Use the concept of inertia and Newton's 1st law
*Thursday, July 11, 2013 at 12:58pm*

**Economics**

According to the U.S. Constitution and judicial review, each person's individual rights guaranteed by the 1st Amendment are absolute, meaning that there are no limits to your rights. True Or False
*Wednesday, July 10, 2013 at 3:18pm*

**chemistry 1st year**

A 5 liter vessel contains 2g of hydrogen and 28g of nitrogen at 27 temperature.find to total mixture ?
*Monday, July 1, 2013 at 5:04pm*

**Accounting**

Zeke Company is a manufacturing company that has worked on several production jobs during the 1st quarter of the year. Below is a list of all the jobs for the quarter: Balance Job 356 $ 450 Job 357 $1,235 Job 358 $ 378 Job 359 $ 689 Job 360 $ 456 Job 356, 357, 358 & 359 were ...
*Saturday, June 22, 2013 at 11:54pm*

**math**

Jane uses a jar to save her money. She saves $10 from her weekly allowance in the 1st week, $12 in the 2nd week, $14 in the 3rd week, and so on. How much money will she have saved in 10 weeks?
*Friday, June 21, 2013 at 9:33am*

**Statistics**

the 1st class in a relative frequency table of 50-59 an the corresponding relative frequency is 0.2. What does the 0.2 value indicate
*Monday, June 10, 2013 at 5:43pm*

**math**

in a geometric sequence the first term is 2. The 3rd term is the sum of the 1st and 2nd term. Find the ratio, and the 2 terms
*Monday, June 3, 2013 at 9:12pm*

**Statistics**

The accompanying data show the number of hours, x, studied for an exam and the grade received, y (y is measured in tens; that is, y = 8 means that the grade, rounded to the nearest 10 points, is 80). x 2 3 3 4 5 5 5 6 6 6 7 7 7 7 8 y 5 5 6 5 6 7 8 6 9 8 7 9 10 8 9 Maple ...
*Sunday, May 26, 2013 at 10:05am*

**MATH HELP!!**

How many ways can 12 horses in a race come in 1st, 2nd, and 3rd place
*Friday, May 17, 2013 at 8:54pm*

**Math (Algebra)**

An elevator named L in "63 Building" in Seoul is notorious for its low speed. It takes 3 seconds for L just to move one floor. It takes another 20 seconds for it to have its door open and close automatically. What is even more frustrating, is that the elevator ...
*Saturday, May 11, 2013 at 4:16am*

**Probability Math**

A committee of four students will be selected from a list that contains six Grade 9 students and eight Grade 10 students. What is the expected number of Grade 10 students on the committee?
*Tuesday, May 7, 2013 at 9:29pm*

**Math**

An elevator named L in "63 Building" in Seoul is notorious for its low speed. It takes 3 seconds for L just to move one floor. It takes another 20 seconds for it to have its door open and close automatically. What is even more frustrating, is that the elevator ...
*Tuesday, May 7, 2013 at 1:46am*

**Algebra**

Which of the following graphs of exponential functions corresponds to a geometric sequence with a 1st term of 6 and a ratio of 1/2? I'm honestly so confused on this. :(
*Friday, April 26, 2013 at 10:48am*

**?**

Let me see if I understand how to find your grade now. So this time if there are 60 questions and you miss 15 your grade would be a 72?
*Tuesday, April 23, 2013 at 8:21pm*

**?**

If there's 60 questions on a homework paper and you miss 10 what would your grade be? I forgot how to find out your grade.
*Tuesday, April 23, 2013 at 7:17pm*

**statistics**

To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
*Sunday, April 21, 2013 at 2:35pm*

**Statistic**

To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
*Saturday, April 20, 2013 at 10:27am*

**science**

To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
*Saturday, April 20, 2013 at 10:22am*

**Geometry **

The grade of a road or a railway road bed is the ratio rise/run, usually expressed as a percent. For example, a railway with a grade of 5% rises 5 ft for every 100 ft of horizontal distance. 1. The Johnstown, Pennsylvania, inclined railway was built as a "lifesaver" ...
*Monday, April 15, 2013 at 5:23pm*

**english**

dialect is used to a-stablish setting and character b-describe the atmosphere c-support the main idea d-help readers visualizwe events mi 1st answer is d then a
*Sunday, April 14, 2013 at 9:27pm*

**LBCC**

an apartment building has the following apartments: 2 bdrm 3 bdrm 4 bdrm 1st floor
*Sunday, April 7, 2013 at 11:08pm*

**Algebra**

Find the 1st four hexagonal numbers and the formula The difference of two squares a2 - b 2 can be found in 16sq2 – 13sq2 = 3(16 + 13) = 3 . 29 = 87
*Monday, April 1, 2013 at 10:56pm*

**5th grade math**

how do i convert milligrams to grams- i am in fifth grade-easiest way please.
*Thursday, March 28, 2013 at 9:25am*

**English**

Why should grade 8 students have to do volunteer hours to graduate grade 8? Please provide me with atleast 6 points and so I can expand on it. Your help is very much appreciated!:)
*Saturday, March 23, 2013 at 5:38pm*

**CHRIST MATH**

Divide 20 into 4 parts which are in AP such that ratio between the product of the 1st part and the 4th part to the 2nd and 3rd part is 2:3 find the AP
*Tuesday, March 12, 2013 at 7:01am*

**ALL subjects..**

Hi!! Well,I'm in tenth grade And I was wondering if there are any practice test websites for the 10th grade Test.. I believe Pct? Please!! Help..
*Friday, March 8, 2013 at 8:22am*

**help**

can someone help me with the pythagorean theorem? VERY HARD IM IN 7TH GRADE AND THIS IS SOME 7TH GRADE MATH HOMEWORK THAT I NEED HELP WITH!!!!!!!!!!!
*Thursday, March 7, 2013 at 5:26pm*

**maths**

The mean grade of 10 students was 72.if 2 of the students with grades of 53,75 are cancelled. What should be the mean grade of the remaining?
*Wednesday, March 6, 2013 at 8:57pm*

**Physics**

If you walk 2 km from your house to a store then back home, whats your displacement? (Displacement is the difference between 1st position and final position)
*Monday, March 4, 2013 at 12:20pm*

**Urgent**

draw an angle x in the 1st quadrant with sinx=3/5, and an angle y in the 2nd quadrant with cosy=-12/13, then determine the exact value of tan(x+y).
*Friday, March 1, 2013 at 12:46pm*

**Similarity **

What is one similarity between 4th grade and 5th grade?
*Wednesday, February 27, 2013 at 8:53pm*

**writing**

For my writing, it has to be a three paragraph essay.I have to include 2 differences and 1 similarity about 4th grade vs. the 5th grade. How do I start my paragraph?
*Wednesday, February 27, 2013 at 8:11pm*

**Chemistry**

In a given 1st order reaction A ---> products, the initial concentration of A is 0.40 M. What will be the concentration of A after 15 seconds if the half-life of the reaction is 3 seconds?
*Sunday, February 17, 2013 at 4:56am*

**Trigonometry**

Mountain Descent A road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the grade and the change in elevation for a car descending the mountain.
*Monday, February 4, 2013 at 1:45am*

**Community technical college **

Given that 1st term of an A.P is 7 and it's 10th term is twice the second term,calculate the (a) 19th term (b)sum of 28 terms (c) difference between 9th and 6th terms
*Sunday, February 3, 2013 at 9:16am*

**MATH**

In Marissa's Calculus course, attendance counts for 5% of the grade, quizzes count for 15% of the grade, exams count for 60% of the grade, and the final exam counts for 20% of the grade. Marissa had 100% average for attendance, 93% for quizzes, 82% for exams, and 81% on ...
*Sunday, January 27, 2013 at 8:27pm*

**math**

a boat travels at 16 knots 1st leg: 6hr @ S63W 2nd leg: 4hr @ N10E find time and bearing back to port
*Wednesday, January 23, 2013 at 11:44am*

**math**

I need to solve this problem. A teacher can grade 25 papers in 4 hours. How many papers can he grade in 6 hours?
*Tuesday, January 22, 2013 at 5:58pm*

**money conversion problem**

I have a currency conversion problem that I have found difficult to solve. Suppose that a currency speculator believes that as time goes on the exchange rate is going to fall. On November 1st the speculator converts $1,000 US into Canadian dollars (just call the converted ...
*Tuesday, January 22, 2013 at 3:01pm*

**Analytic Geometry**

Give the equation of the circle tangent to both axes of radius 5 and in the 1st quadrant. Can you help me solve this?
*Monday, January 21, 2013 at 5:31pm*

**math**

The 6th term of an arithmetic sequence is x while the 11th is y find the 1st 2 terms
*Sunday, January 20, 2013 at 9:04am*

**Calculus**

In these complex exponential problems, solve for x: 1)e^(i*pi) + 2e^(i*pi/4)=? 2)3+3=3i*sqrt(3)=xe^(i*pi/3) MY attempt: I'm not really sure of what they are asking. For the 1st one I used the e^ix=cos(x)+i*sin(x) and got -1+sqrt(2) +sqrt(2)i 2) I solved for x and fot (3+3i...
*Tuesday, January 15, 2013 at 2:08pm*

**math**

please check: 10 to the 1st power = 10*1??? 10 to the 0 power = 10*0??? I'm not sure.
*Wednesday, January 9, 2013 at 5:24pm*

**Statistic- Average**

A mean average of 60 on 6 exams is needed to pass a course. on his first 5 exams, Adam received grades of 46,73,73,63 and 70. If the lowest grade of the exams already taken is to be dropped, what grade must he receive on his last exam to get a C in the Course?
*Monday, January 7, 2013 at 6:23pm*

**math**

A mean average of 60 on 7 exams is needed to pass a course. on his first 6 exams, Adam received grades of 46,74,70,59,66 and 72. if his lowest grade of the exams already taken is to be dropped,what grade must he receive on his last exam to pass?
*Monday, January 7, 2013 at 2:02pm*

**math**

how would i find the sum of the 7 term. if i have 1st term = 11 and 7th term = 704.its a geometric series. i dont know how to find the difference?
*Wednesday, January 2, 2013 at 7:05pm*

**math**

if 40 percent of my grade is at a 97 percent average and 40 percent of my grade is at a 92 percent average and my final test is worth 20 percent of the grade then what do i have to score on my final test to have a grade of 91.5 percent or better?
*Tuesday, December 18, 2012 at 10:21pm*

**Grading**

How do you find out what your grade is on a paper? For example if there is 70 questions and you miss 10 how do you find out what your grade is? Do you subtract 70 and 10 and when you get your answer you divide it by 100?
*Tuesday, December 18, 2012 at 7:28pm*

**Math ave grade**

a student scores 76,82,83 on the first three test, she has a 92 homework averge. if the final exam is 50% of grade and homework is 10% and the test average (nit including the final) is 40% then what grade should she get on the final exam to get a 87.5 in the class?
*Sunday, December 16, 2012 at 11:59pm*

**5th grade math (word problems)**

I didn't see an answer from yesterday, so resending. Also, is there a website to explain how to solve word problems - like key phrases to look for (ex: 'in all' - add; 'what's left' - subtraction)? Here's question from yesterday: sorry,but I don'...
*Wednesday, December 12, 2012 at 7:01am*

**5th grade math (word problems)**

sorry,but I don't understand word problems - like what formula/expression to use. Here's the 1st problem: Rob practiced 3/5 of his music in 25minutes. About how long does it take to practice all of his music? I know that Rob has 2/5 left of music to practice. So, do I ...
*Tuesday, December 11, 2012 at 4:22pm*

**Math**

The chart shows the results of 40 students in 1st period classrooms who met the standard on the 6th grade math assessment Peacock 15 Salas 12 Tiegs 13 If these numbers were the same for the remaining periods and if 200 students tested how many students from Ms. Salas's ...
*Monday, December 10, 2012 at 7:42pm*

**Math**

A curve has equation y= 2 + x - x^2. Find coordinates of 3 unknown points on the line. 1st point is at negative x, y value. 2nd point is at x=0 and y is positive. 3rd value is at y=o and x is positive.
*Sunday, December 9, 2012 at 3:16pm*

**Computer Science (Programming Logic And Design)**

Create a program that outputs a letter grade for a student based on the following table: From To Grade 90 100 A 80 89 B 70 79 C 0 69 F I dont understand how to do this. Would you mind helping me get the answer to this Program?
*Sunday, December 2, 2012 at 2:18pm*

**Computer Science (Programming Logic And Design)**

Create a program that outputs a letter grade for a student based on the following table: From To Grade 90 100 A 80 89 B 70 79 C 0 69 F I dont understand how to do this. Would you mind helping me get the answer to this Program?
*Sunday, December 2, 2012 at 2:18pm*

**Programming (CSI 150 Programming Logic and Design)**

Create a program that outputs a letter grade for a student based on the following table: From To Grade 90 100 A 80 89 B 70 79 C 0 69 F I dont understand how to do this. Would you mind helping me get the answer to this Program?
*Sunday, December 2, 2012 at 2:14pm*

**Programming (CSI Programming Logic and Design)**

Create a program that outputs a letter grade for a student based on the following table: From To Grade 90 100 A 80 89 B 70 79 C 0 69 F I dont understand how to do this. Would you mind helping me get the answer to this Program?
*Sunday, December 2, 2012 at 2:10pm*

**Science**

Give the value of the 1st ionization energy of beryllium (Be). Express your answer in Joules (J/atom).
*Sunday, November 18, 2012 at 6:52am*

**science**

Give the value of the 1st ionization energy of beryllium (Be). Express your answer in Joules (J/atom).
*Saturday, November 17, 2012 at 7:20am*

**math**

Hannah's grade on her last math test was 4 points more than Mark's grade. Write an expression for Hannah's grade, using m as a variable. Evaluate the expression if m=92.
*Sunday, November 11, 2012 at 9:48pm*

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