Tuesday

February 21, 2017
**science: help**

i need to do a science fair project. i am in 7th grade and my teacher said that it can't be something a 6th grade or younger could do. i wanted to do something with kinetic energy. like maybe drop an egg from different heights and measure its k.e. any suggestions?

*Friday, March 7, 2008 by Brooke*

**math-probability**

A King sends for 3 prisoners. HE has 3 black hats and 2 white hats. He blindfolds the prisoners & puts a hat on each. He then removes the blindfolds & allows them to look at each other. He tells them that if they can tell him the color of the hat they have on, he will set them...

*Tuesday, March 4, 2008 by ASh*

**MATH-PERCENTILES**

I JUST TOOK A TEAS TEST(FOR PRACTICAL NURSING ADMISSIONS). THE REQUIREMENTS MUST BE A GRADE IN AT LEAST THE 40TH PERCENTILE IN EACH SUBJECT. THERE WAS A MATH, READING,ENGLISH, AND SCIENCE SECTION. TOTAL OF QUESTIONS WERE 170.MATH-45? READING-40? ENGLISH-55 ? SCIENCE-30 ? I WAS...

*Saturday, February 9, 2008 by TORI*

**algebra**

How do you write the 3rd root of 88 in simplest form?

*Sunday, February 3, 2008 by Michelle*

**science**

A person's body is thronw outward as a car rounds a curve on the highway is this newton's 1st 2nd or 3rd law

*Thursday, January 24, 2008 by summer*

**3rd math**

at what Celsius temperature does water freeze?

*Tuesday, January 22, 2008 by LaNoria*

**english**

write a invitation letter to your friend to invite him to your birthday. class 3rd

*Wednesday, January 16, 2008 by shiv*

**Latin**

In Catullus' 3rd poem what does "Veneres Cupidinesque" refer to and what is the signifigance of "passer"? I've checked some sites but they don't give me clear explanations to these 2 things.

*Sunday, January 13, 2008 by Anonymous*

**U.S History**

who was the Texas billionaire who started a 3rd political party in 1992

*Thursday, January 10, 2008 by Tiffany*

**Math: Factoring**

I'm having a hard time factoring polynomials, especially 3rd degree. -x^3+2x^2+4x-8 -x^3-5x^2+20x+12 I don't know how to begin. I thought long division, but what would I divide by?

*Sunday, December 2, 2007 by Amelie*

**math**

a metre length of cable is cut into 3 strips and the first strip is 3.42 and the second strip was 0.75 how long would the 3rd strip be ?

*Sunday, November 11, 2007 by samantha*

**math**

If someone borrowed $30,000 over 4 years The interest is 4.5% variable compounded monthly How much is owing at the end of the 3rd year???

*Wednesday, October 24, 2007 by raksha*

**algebra**

Sam must have an average of 70 or more in his summer course to obtain a grade of C. His firs three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade.

*Wednesday, October 10, 2007 by seano*

**music**

If you have a treble cleff on 2 staffs in a row, Can there be a 3rd staff with a bass clef???

*Friday, October 5, 2007 by stacey*

**math**

An instructor counts homework as 1/3 of the student's grade and the final exam to be 2/3 of the student's final grade. Going into the final exam a student has a homework grade of 48%. What range of scores on the final exam would put the student's final average between 70% and...

*Sunday, September 30, 2007 by Jessica*

**science, forces,pressure and moments**

which surfaces have less friction than rough ones ans for a crossword 5 letters starts with s also a bit of oil reduces this 7 letters 3rd one i

*Wednesday, September 12, 2007 by tracy*

**Algebra**

insert grouping symbols in the expression 2x3 to the 3rd power plus 4 to produce the indicated values. 4374 279,936

*Wednesday, September 12, 2007 by Anonymous*

**algebra 3**

how do i solve square root of 72x to the 3rd power?????

*Thursday, August 23, 2007 by david*

**Algebra**

Evaluate the expression x to the 4th power-2x to the 3rd power+5x squared+10x+12 for value of x=2 52

*Sunday, June 3, 2007 by Need Help*

**random**

I dunno. Why don't u wait 4 a teacher 2 answer that? I guess any grade that can type and ask Qs. :p any grade.

*Monday, May 7, 2007 by Lily*

**math**

Ted must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75, 63,and 68. Write an inequality representing the score that Ted must get on the last test to get a C grade. Let X be the grade on the next test. The average ...

*Monday, March 19, 2007 by cheryl*

**Math**

Are you trying to solve for x, n or p? solve for n Show me how to work this problem. 2n = 4xp - 6 what is the problem? what grade r u in i am in 6 grade To get n all by itself, you need to divide by 2. But if you divide by 2 on the left, you have to divide by 2 on the right...

*Wednesday, March 14, 2007 by drwls*

**Math**

How do I simplify this: (The ^ symbol means 3) -3(12)-{5(-4)-2^ I tried it,and got-8,however when I rechecked my work I got -64. Please help! Please help! where is the other } in the equation? And ^ means to the power so -2^3 would be minus 2 to the 3rd power. Please rewrite ...

*Friday, March 2, 2007 by Janese*

**math**

what is the difference between translation , rotation, relections, and dilation in 8 grade work In 8th grade talk, I recommend you check the examples in your book. OR, if you put your definitions here, I can critique them.

*Sunday, January 28, 2007 by jose*

**3rd grade social studies**

where can i find some good information on christopher columbus for a good report. http://en.wikipedia.org/wiki/Christopher_Columbus and http://www.columbusnavigation.com/ and http://www.ibiblio.org/expo/1492.exhibit/c-Columbus/columbus.html =) thanks thanks

*Tuesday, December 5, 2006 by zeke*

**Nouns**

Our son's 3rd grade teacher gave out a homework assignment which had the students make a sentence for each of their spelling words and then circle the "noun" in the sentence. We received his homework back from the teacher with the words, "I, you, He", circled. The comments ...

*Wednesday, October 25, 2006 by Richard*

**3rd grade social studies**

americans are united by their strong belief in basic principles. they believethat people are born with privileges that cannot be taken away from them.these are , ,and the . Be sure to check out the Declaration of Independence http://www.law.indiana.edu/uslawdocs/dec...

*Monday, October 23, 2006 by bob*

**Math**

Simplify 4/5th root of 64a to the 3rd power This does not simplify well. (64a)^(12/5) sorry cant help you

*Monday, October 9, 2006 by Amber*

**Math**

Homework grades are 5% of the overall grade. Lab work is 15% of the overall grade. Tests are 60% of the overall grade. The Final is 20% of the overall grade. Could a student that has a 75 homework average, 80 lab average, 40 test average, and 50 on the final pass the course? ...

*Tuesday, September 19, 2006 by Veronica*

**MATH**

MY DAUGHTER IS IN 3RD GRADE, AND I NEEDED HELP ON A QUESTION, STEVE'S BIRTHDAY IS BETWEEN MAY 23. THE DATE OF HIS BIRTHDAY IS NOT AN ODD NUMBER. THE SUM OF THE DIGITS IS 9. WHEN IS STEVE'S BIRTHDAY?? PLEASE HELP ME WITH THE ANSWER I DO NOT UNDERSTAND. 28b=-131.6 I answered ...

*Wednesday, September 6, 2006 by VANESSA*

**Chemistry**

You put a rock weighing 45g into a graduated cylinder. Before you put the rock in the graduated cylinder, the volume of water in the cylinder is 10mL. After you put the rock in the graduated cylinder, the volume rises to 25mL. What is the density of this 3rd rock?

*Monday, February 20, 2017 by Lysa*

**statistics and probability**

n a written test given to a large class comprising 42 students, the test scores were found to be normally distributed with a mean of 78 and a standard deviation of 7. A minimum score of 60 was needed to pass the test. A score of 90 or greater was needed to earn an A in the ...

*Tuesday, February 14, 2017 by faye*

**math**

Zach's rope is 15 feet long. He cuts it into three pieces. 1st piece is 3.57 ft longer than the 2nd piece. 3rd piece is 2.97 feet longer than the 2nd piece. How long is third piece?

*Sunday, February 12, 2017 by teresa*

**English**

The great gatsby is written in which point of view. 1st person limited 1st person omniscient 3rd person limited My answer is c

*Thursday, February 9, 2017 by Steve*

**Math Unit Geometry Test 8th Grade**

Does anybody know the answers for the geometry unit test, 8th grade ?

*Tuesday, January 31, 2017 by The idiot *

**math**

One leg of a right triangle is one less than twice the other. The area of the triangle is 18 square feet. What is the length of the 3rd side of the triangle? Solve by factoring. A= 1/2 (b)(h) 18= 1/2 (x)(2x-1)

*Sunday, January 29, 2017 by Maddie *

**Maths**

the second term of a GP is 36 more than the first term. The difference between the 4th and the 3rd terms is 900. Calculate the common ratio and the first term of the GP

*Wednesday, January 25, 2017 by Benjamin *

**accounting **

Which college or university could I go after grade 12

*Sunday, January 15, 2017 by Ndlandla*

**MATH (7th Grade)**

-2.4/5 1/3 -2.4/5.333 =-0.45?????

*Thursday, January 12, 2017 by marilyn*

**Math (6th grade)**

How do I find the answer to 234 divided by 89 + 53 x 72

*Wednesday, January 11, 2017 by Sally *

**all**

For highschool what percentages correspond with grade letters. like is a 91% an A, A-, or A+

*Monday, January 9, 2017 by Anonymous*

**Math**

At one afterschool event, of the students were 8th graders and the rest were 7th graders. Of the students who were in 7th grade, the ratio of boys to girls was 3:5. What percent of all the students at the afterschool event were boys who are in the 7th grade? Help plz

*Sunday, January 8, 2017 by Anonymous*

**precalculus**

Can you check my answers? 1.Find the 5th term in the expansion of the binomial. (2x - 4)8 -458,752x3 286,720x4 458,752x3 35,840x4 answer: d 2.Find the 3rd term in the expansion of the binomial. (x - 2y)12 264x10y2 1760x9y3 -264x10y2 -1760x9y3 answer:a

*Friday, December 16, 2016 by sally*

**Math**

A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boysin the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls?

*Monday, December 12, 2016 by Tay*

**Math**

A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boysin the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls?

*Monday, December 12, 2016 by Gia*

**Chemistry**

I am using 85% ACS grade phosphoric acid. I need to make a 21% phosphoric acid solution with a total volume of 250ml. I have been told that 37ml of the 85% ACS grade phosphoric acid plus 188ml of Deionized water will create the 21% phosphoric acid solution I need to make. I'm ...

*Friday, December 9, 2016 by Melissa*

**math algebra**

At a college, records show that the average persons grade point average, G, is a function of the number of hours he or she studies and does homework per week h. The grade point average can be estimated by the equation : G=0.01h^2 +0.2h+1.2 To obtain a 3.2 GPA how many hours ...

*Wednesday, December 7, 2016 by tom*

**Art History, college**

Q:In which era did icons develop importance? A: I believe icons developed importance in the early 3rd century due to icons being associated with the early Byzantine and Eastern Orthodox Churches.

*Tuesday, December 6, 2016 by Alex*

**fourth grade math**

What is 271÷7 with a remainder?

*Monday, December 5, 2016 by Anonymous (no name pl*

**MATH**

Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of pets as the random ...

*Friday, December 2, 2016 by Anonymous*

**physics**

A body at rest explodes into three equal parts, two parts after explosion fly off due north and west respectively with velocity 8m/s then calculate the magnitude and direction of velocity of 3rd pat.

*Tuesday, November 29, 2016 by san*

**7th grade Pre- Algebra**

R/5 - 6 = -1 I know the answer is 25, but can you show me the steps. Thank you.

*Saturday, November 26, 2016 by PLEASE HELP!!!*

**Math**

Ricky took a survey in the fifth grade and found that 2/3 of the students ride the bus to school and 1/4 of the students walk. What fraction of the fifth grade students either ride the bus or walk to school?

*Monday, November 21, 2016 by Mark*

**Math**

Plz help me what dose underestimate mean ps in 5th grade

*Wednesday, November 9, 2016 by Essence Forbes*

**Sequence**

In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. determine the sequence.

*Tuesday, October 25, 2016 by KAdila*

**EASY MATH FOR 4TH GRADE**

HOW DO YOU MULTIPLY 3,333 and 5?

*Sunday, October 23, 2016 by Anonymous kid (no name pl*

**Math**

I need help with homework 2-10 fifth grade

*Wednesday, October 19, 2016 by Emma*

**Math( 7th grade advanced math so 8th grade math)**

Salvador bought 3 pounds of oranges that cost x cents per pound, a cucumber for 59 cents, and 2 bananas for 35 cents. Write an expression in simplest form that represents the amount spent. I don't understand how you would write that into an equation. I don't think I should be ...

*Sunday, October 16, 2016 by Jacobe*

**Math( 7th grade advanced math so 8th grade math)**

Bacterial populations can grow to enormous numbers in a matter of a few hours with the right conditions. If a bacterial colony doubles size every 15 minutes, how many bacteria will be present after 1 hour if the colony began with 4 bacteria?

*Sunday, October 16, 2016 by Jacobe*

**Social Studies**

Which of the following were precedents that George Washington set during his presidency? A. he established a judicial system of 9 justices that is still in place today. B. he chose well-known leaders to run his executive departments and serve his advisors. C. he established a ...

*Wednesday, October 12, 2016 by Carla*

**Data management**

How many ways can 5 student receive a grade A or E

*Monday, October 10, 2016 by Funkyjedman*

**Algrebra and Math**

Can you help me answer this question? I'm confused, and show me how you did it, that way I can understand on how to solve it more? The total number of students in 8th Grade is 32, including Fran and Billy, Who are one of the female and male students respectively. Fran has ...

*Wednesday, October 5, 2016 by Anonymous*

**Marh**

If I missed 9 questions out of 27 what wil my grade be

*Monday, October 3, 2016 by Anonymous*

**english 5 grade**

I want the imagine paragraph

*Monday, October 3, 2016 by fried*

**Math 7th grade**

1. 5/6 + 4/9 1/2 9/18 1 5/18 1 1/2

*Tuesday, September 27, 2016 by Lakota*

**math**

f i have a 100 in a class and i get a 0 on something that is worth 23% what will my grade be ?

*Tuesday, September 27, 2016 by question*

**Math**

Three linear equations are given below. The first is in slope intercept form, the 2nd is in point-slope form and the 3rd is in standard form. Each equation has a slope. What is the sum of the three slopes. 1.y = -2x + 5 2.y + 7 = 6(x − 3) 3.4x − y = 9 1 is -2 2 is ...

*Sunday, September 25, 2016 by CheckMyAnswer*

**5th grade math**

insert in parentheses: 14+2=6+2x3+2

*Friday, September 23, 2016 by john*

**math**

Each test grade in Sara's science class counts for 1/6 of the final grade. The final exam counts for 1/2. Sara's test scores are 72, 84, and 90. Her final exam score is 90. What is Sara's final grade for the class? A) 83 B) 86 C) 87 D) 89

*Thursday, September 22, 2016 by Scribble*

**Math**

A store has apples on sale for $3.00 for 2 pounds. How many pounds of apples can you buy for $9.00? If an apple is approximately 5 ounces, how many apples can you buy for $9.00? Explain your reasoning? My answer to the first question is 6 pounds of apples for $9.00. I am stuck...

*Tuesday, September 20, 2016 by Matt-Please Help*

**Math**

Mandy had 22 correct her grade was 80% how many questions on the test?

*Thursday, September 15, 2016 by Ja'Quan*

**stats**

Jason, a freshman at a local college, just completed 15 credit hours. His grade report is presented below. Course: Calculus, Biology, English, Music, P.E. Credit Hours 5, 4, 3, 2, 1 Grades C, A, D, B, A The local university uses a 4 point grading system, i.e., A = 4, B = 3, C...

*Thursday, September 15, 2016 by Ana*

**Algebra 1**

The number of boys to girls any grade level is 7:2. If there are 48 girls in the grade level how many boys are there ?

*Wednesday, September 7, 2016 by Anonymous*

**math**

At the end of the 8th grade,Lin was 3.6 feet tall.Over the next two years he grew 1.2 feet tall. How tall was Lin at the end of the 10th grade

*Wednesday, September 7, 2016 by Nausicaa*

**math**

divide 95m long string such that twice of 1st part, 4 times of 2nd part and 5 times of 3rd part are equals

*Wednesday, September 7, 2016 by Ghulam*

**mzumbe**

in geometric prograssion the difference between 7th and 5th terms is 192 and the difference between 15th and 3rd terms is 48. find the common ratio

*Tuesday, August 30, 2016 by sayid*

**math (7th) grade**

simplify -2.6 + (-5.4)pls help

*Friday, August 26, 2016 by ary*

**7th grade math**

1 5/6 divided by 5 2/5

*Thursday, August 25, 2016 by mythreyee*

**business**

Writeaprogramthataskstheusertoenterastudent’sgradesonfourexams.The program should display the four grades and the average of the four grades, round- ed to the nearest tenth. To add the grades, use a variable called total_grade, which you should initialize to zero. As ...

*Wednesday, August 24, 2016 by kurt*

**8th grade ss plz help**

what does accessibility refer to

*Wednesday, August 17, 2016 by ms.oreo*

**Math**

Jim opens a savings account with $5. His account doubles every month. How much will he have after the 8th month? 1st 2x5=10 2nd 10x2=20 3rd 20x2=40 4th 40x2=80 5th 80x2=160 6th 160x2=320 7th 320x2=640 8th 640x2=1280 1280 was marked wrong. why?

*Tuesday, August 16, 2016 by Gabe*

**math**

The sum of the 1st nine terms of an arithmetic series is 216. The 1st,3rd and the 7th terms of series form the 1st three terms of a geometric series. Find the 1st term and the constant difference of the arithmetic series ?

*Sunday, August 14, 2016 by mpho makua*

**Pre Calculus**

Determine the quadrant in which an angle, θ, lies if θ = 5.40 radians. a. 4th quadrant b. 3rd quadrant c. 2nd quadrant d. 1st quadrant

*Sunday, July 10, 2016 by Jessica Maths*

**Pre Calculus**

Determine the quadrant in which an angle, θ, lies if θ = 5.40 radians. a. 4th quadrant b. 3rd quadrant c. 2nd quadrant d. 1st quadrant

*Saturday, July 9, 2016 by Amelia*

**Pre Calculus**

Determine the quadrant in which an angle, θ, lies if θ = 8π / 7 a. 3rd quadrant b. 1st quadrant c. 4th quadrant d. 2nd quadrant

*Saturday, July 9, 2016 by Amelia*

**CHEMISTRY**

THIS IS THE 3RD TIME POSTING THIS, PLEASE HELP ME ANSWER THIS THE HOMEWORK IS DUE TONIGHT. Write formulas for the compounds that form from In (Assume In charge is 3+.) and each of the following polyatomic ion: NO−3, SO2−4, PO3−4 -3, -4, -4 ARE THE CHARGES. ...

*Friday, June 24, 2016 by MELISSA*

**CHEMISTRY**

THIS IS THE 3RD TIME POSTING THIS. PLEASE HELP ME ANSWER THIS. THE HOMEWORK IS DUE TONIGHT. Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. THE -3, -4, -4 ARE THE CHARGES, CANT TYPE SUBSCRIPT ON...

*Friday, June 24, 2016 by MELISSA*

**English grammar**

What is the prepositional phrase is the following: 1. We were doing a mathematical test when the fire alarm rang yesterday. 2.The new girl in our ESL class has a brother I grade 7 and a sister in grade 9. 3.I didn't know what time it was so I very late to class. 4.To build a ...

*Saturday, June 18, 2016 by Divyan*

**math**

Mercy must obtain an average mark of at least 85 to get an A grade in her mathematics examination,out of the four examinations she obtained 80,85 and 82 in the first three. Find the mark she must obtain on the fourth examination of to enable her get an A grade.

*Saturday, June 11, 2016 by Glory*

**Math Urgent Please Help**

Which construction is illustrated below? a. a perpendicular to a given line from a point not on the line b. a perpendicular to a given line from a point on the line c. perpendicular bisector of a given segment d. bisector of a line segment Please help with this. It doesn't get...

*Thursday, June 2, 2016 by Mame*

**math**

The students at Millerville High School were surveyed about their favorites type of music. The results are in the table. to the nearest whole percent, what percent of the students who chose country as their favorite are in 9th grade? a.63%,b.39%,c.24%,d.20% Favorite type of ...

*Friday, May 20, 2016 by marilyn*

**Algebra 1 (8th Grade)**

How can I factor 18x^2+x=5 by completing the square?

*Tuesday, May 17, 2016 by Anonymous*

**S.st**

What are the answer for number 3 and 4 in week 17 for 4th grade??..

*Thursday, May 12, 2016 by Chi*

**math**

If my teacher grades a test of 54 questions and I get 18 wrong what will be my grade?

*Monday, May 9, 2016 by adeline*

**math**

The 3rd term of an Arithmetic Progression is 10 more than the first term while the fifth term is 15 more than the second term. Find the sum of the 8th and 15th terms of the Arithmetic Progression if the 7th term is seven times the first term.

*Sunday, May 8, 2016 by Toba*

**5th grade math**

If y is less than twice x , and x is 15. What is y

*Thursday, May 5, 2016 by Kezia*

**math**

Grade 5 will plant 1/3 of the whole school garden. So far, they have planted ¼ of the whole school garden. What fraction of the school garden still needs to be planted by grade 5?

*Tuesday, May 3, 2016 by Drequan*

**mathematics**

6. In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

*Tuesday, May 3, 2016 by patricia*

**mathematics**

evng .my teacher gave me this as a homework but i dnt undertand. 1.In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

*Tuesday, May 3, 2016 by patricia*

**Exponential Modeling**

A certain vehicle loses 35% of its value each year. Compute the value of the vehicle at the end of the 3rd year if the car has an initial value of $25,000

*Sunday, May 1, 2016 by Anonymous*