Wednesday

July 29, 2015

July 29, 2015

**Algebra 8th grade**

3a + 5b = 70 6a + 9b = 135
*Monday, April 1, 2013 by Anon*

**pre calculus**

If you are driving down a 10% grade, you will always be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does the “grade” relate to...
*Monday, April 1, 2013 by sharon*

**algebra 10th grade**

Solve for x? 0 = -9/5 x -9
*Thursday, March 28, 2013 by mary*

**Public speaking**

Public speaking has been formally studied since: A. the 5th century. B. the 20th century. C. recently. D. communication courses were offered at universities. is it B 2. Early study of public speaking was known as: A. public communication. B. rhetoric. C. public relations. D. ...
*Thursday, March 28, 2013 by Amy*

**10 grade algebra**

solve 10(x+5)=130
*Tuesday, March 26, 2013 by mary*

**10 grade algebra**

Solve the equation 2(x =10)=80
*Tuesday, March 26, 2013 by mary*

**Math **

Simplify: 5th roof of (6th root of 10 * sqaure root of 1000) or: (10^1/6 * 1000^1/2)^1/5 (^ another way of writing it)
*Wednesday, March 20, 2013 by Jess*

**3rd grade math**

which fraction is less than 2/5 A. 2/3 B. 3/5 C. 3/4
*Wednesday, March 20, 2013 by mythreyee*

**3rd grade math**

which fraction is grater than 1/3 A. 1/2 B. 1/4 C. 1/5 D. 1/6
*Wednesday, March 20, 2013 by mythreyee*

**English**

i have a hard time calculating my grade & am in college. Please tell me the grade I have so far & will have, thank you!365 points in the course is needed. Lecture exams and quizzes are worth about 60% of the total grade &90 ≤ A 80 ≤ B < 90 70 ≤ C < 80 ...
*Monday, March 11, 2013 by jessica*

**Reading**

What is a 2nd grade pronoun definition
*Monday, March 4, 2013 by Daviana *

**math**

Suppose that a ball has a rebound percentage of 75 and the ball is dropped from a height of 5ft onto the concrete below. Make a table of the data. Write a recursive rule for the data. Write a closed-form function rule for the data. What would the height of the 5th bounce of ...
*Friday, March 1, 2013 by Lola*

**Writing**

2nd grade opinion pieces
*Thursday, February 28, 2013 by Anonymous*

**6th grade math**

n/4+32=72
*Tuesday, February 26, 2013 by Susan*

**6th grade math**

n/4 +32=32 I can get it n/4=40 but not sure how to get n by itself????
*Tuesday, February 26, 2013 by Susan*

**Math**

In the sequence below, each shaded triangle, after the first is 1/4 the area of the preceding shaded triangle. What is the ratio for the shaded area of the 5th triangle?
*Friday, February 22, 2013 by Crystal*

**albebra**

a cubic millimeter of the blood contains 22 to the 3rd power of white blood cells and 22 to the 5th power of red blood cells What is the ratio of whiteblood cells to red blood cells?
*Monday, February 18, 2013 by lori*

**physics**

A particle is travelling on a straight line with constant acceleration. It covers 6m in the 4th second and 7m in the 5th second. Fine its acceleration and initial speed.
*Friday, February 15, 2013 by skenge*

**physics**

A particle is travelling on a straight line with constant acceleration. It covers 6m in the 4th second and 7m in the 5th second. Fine its acceleration and initial speed.
*Friday, February 15, 2013 by skenge*

**physics**

A particle is travelling on a straight line with constant acceleration. It covers 6m in the 4th second and 7m in the 5th second. Fine its acceleration and initial speed.
*Friday, February 15, 2013 by skenge*

**Algebra**

Express the radical as a power. Then evaluate it. Round to the hundredths place. I can't figure out how to type the symbols on my computer, but there are 3 problems. 1) 795 "square-rooted to the 3rd power" 2) 9876 "square-rooted to the 5th power" 3) 845...
*Wednesday, February 13, 2013 by Sylvie*

**6 grade math**

(100-7•2+3)÷10 =
*Tuesday, February 12, 2013 by noahc*

**math 5th**

The new playground at Middledale school will be enclosed by a fence. The playground will be rectangular and will have an area of 225 sq. yd. The number of yards on each side will be a whole number. What is the least amount of fencing that could be required to enclose the ...
*Tuesday, February 12, 2013 by sean*

**math 5th**

Cristina has 16 square feet of material to make a rectangular quilt. She wants the quilt to have the least possible(minimum) perimeter. If Cristina uses all 16 square feet, what dimensions should she use for the quilt?
*Tuesday, February 12, 2013 by sean*

**math 4th grade **

my mistake will it be 8
*Tuesday, February 12, 2013 by Lourane*

**statistics**

this is a problem in my statistics class, and I am lost to me, it is confusing or missing something here is the problem please help grade points are assignede as follows: a=4,b=3,c=2,d=1,f=0. grades are weighted according to credit hours. if a student receives an A in a four-...
*Sunday, February 10, 2013 by Cyn*

**Math**

Instructions Suppose we have a sequence (1), (2, 3), (4, 5, 6). (7, 8, 9, 10), (11, 12, 13, 14, 15), ... where (1) is the first element of the sequence, (2, 3) is the second, etc. What is the first number in the 100th element of the sequence? Be sure to do more than answer the...
*Saturday, February 9, 2013 by Stinkrat*

**Math**

There are 12 girls on a gymnastics team. Less than 1/4 of the girls are in second grade. How many girls on the gymnastics team could be in second grade?
*Monday, January 28, 2013 by Ms. Ramos*

**6th grade math**

5ft 3 in. – 2ft 9 in. = ??
*Sunday, January 27, 2013 by Kat*

**6 grade Math**

How do I divide this ... 3 divided by 1/2
*Wednesday, January 23, 2013 by Nate*

**4th grade math**

How do you solve 41/2-1/4=?
*Sunday, January 20, 2013 by beka*

**9TH GRADE MATH**

IF C=2M+D THEN M=
*Tuesday, January 15, 2013 by KIM*

**math 7 th grade asap **

6(b-4)=
*Monday, January 14, 2013 by noahc*

**9th grade algebra**

2x^2+5x+2
*Thursday, January 10, 2013 by Nicole*

**statistics-?mean average with lowest number out?**

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 by tony*

**statistics-?mean average with lowest number out?**

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 by tony*

**Can someone help me?!**

The 1st, 5th and 13th terms of an arithmetic sequence are the first three terms of a geometric sequence with a common ratio 2. If the 21st term of the arithmetic sequence is 72, calculate the sum of the first 10 terms of the geometric sequence.
*Thursday, January 3, 2013 by Jm*

**World history- does this sound okay?**

if you had to give queen Elizabeth the first a grade on the enlightenment principles what grade would you give and why? I think I would give her a B bc for the most part she was a very big influence on the enlightenment era and she enabled quite a bit for us today. she changed...
*Thursday, December 20, 2012 by BaileyBubble*

**Chemistry**

Can someone help me identify the functional groups and what the chiral carbons are? NOTE: THE LAST C HAS A DOUBLE BOND POINTED UPWARDS CONNECTED TO O. SORRY I TRIED MAKING IT AS CLEAN AS I CAN. STARTING FROM LEFT TO RIGHT THE 2ND C HAS A NH3 ATTACHED. THEN NUMBER 3 HAS A CH2-O...
*Wednesday, December 19, 2012 by Kristen*

**maths**

A building is in the form of a cylinder surmounted by a hemispherical vaylted dome and contains 1144/21 m3 of air. If the internal diameter of the dome is equal to 4/5th of the total height above the floor, find the height of the building
*Wednesday, December 19, 2012 by Anonymous*

**3rd grade math **

25 cents __?__ 3/10 of a dollar
*Monday, December 17, 2012 by Kk*

**7 th grade math**

How many 4/5 are in 1 ?
*Wednesday, December 12, 2012 by noah*

**math**

Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? I ...
*Wednesday, December 5, 2012 by Kristin "Ms Sue"*

**Math word problem **

Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? I ...
*Wednesday, December 5, 2012 by Kristin*

**English**

Read the sentence add missing exclamation marks, question marks or periods John lives at 5044 Colonial Dr John lives at 5044 Colonial Dr. Did Dr Brown talk to you before class Did Dr.Brown talk to you before class? Have you learned about Dr Martin Luther King Jr Have you ...
*Wednesday, December 5, 2012 by Jerald*

**Physic**

1. Water at a pressure of 3.00 x 10 5th Pa flows through a horizontal pipe at a speed of 1.00 m/s. The pipe narrows to one-fourth its original diameter. What is the speed of the flow in the narrow section? Not sure was successfully posted
*Wednesday, December 5, 2012 by Leo*

**computers**

1. Water at a pressure of 3.00 x 10 5th Pa flows through a horizontal pipe at a speed of 1.00 m/s. The pipe narrows to one-fourth its original diameter. What is the speed of the flow in the narrow section?
*Wednesday, December 5, 2012 by Anonymous*

**math 6th grade**

what does y=x
*Tuesday, December 4, 2012 by sally*

**maths**

the sum of 3rd and 5th terms of an a.p is 38 and sum of 7th and 10th terms of an a.p is 83,find the a.p. please help all questions please help please.
*Monday, December 3, 2012 by simranpreet*

**math**

Suppose that you are taking a course that has three exams which count for three-fifths of your grade and a final which counts for two-fifths of your grade. On your first three tests your scores on were 75, 80, and 74. To get an B in the course, you must have an average of at ...
*Sunday, December 2, 2012 by amanda*

**Math**

Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? ...
*Friday, November 30, 2012 by Bell*

**5th grade Language Arts**

Thanks Ms. Sue! I have other sentences I would like to try to get right. 1. Mr. Morton, the best reading teacher in the world, taught me sentence structure. Complex: Mr. Morton taught me sentence structure = indep & best reading teacher in the world = dep 2. I left early so ...
*Monday, November 26, 2012 by Alex*

**math 121**

Henry will reject a cookie with less than 8 raisins.In the past, one out of every 100 cookies had less than 8 raisins. Find theprobability that the first cookie Henry rejects is the 5th cookie on the line.
*Tuesday, November 20, 2012 by stephen*

**math**

the sum of two numbers is 42 their prodcut is 185 what are the two numbers. Need to know how to get the answers for a 5th grader
*Wednesday, November 14, 2012 by Anonymous*

**math**

do not know how to get answer on kathleen spent $30.50 on two shirts. One shirt cost $3.50 more than the other. How much did each shirt cost?How do you get the answer for X +X+3.50 = 30.50. Trying to explain how to get answer to a 5th grader.
*Wednesday, November 14, 2012 by Anonymous*

**math**

do not know how to get answer on kathleen spent $30.50 on two shirts. One shirt cost $3.50 more than the other. How much did each shirt cost?How do you get the answer for X +X+3.50 = 30.50. Trying to explain how to get answer to a 5th grader.
*Wednesday, November 14, 2012 by Anonymous*

**5th Gr Math**

Mikail used 220 inches of wire to make this figure. The figure is made up of 2 indentical triangles, a 15 inch by 12 inch rectangle & a square of side 19 inches. What is the length of 1 side of each triangle if all the sides of the triangles are equal in length?
*Monday, November 12, 2012 by Ryan*

**6th grade math**

What does this sign mean "| |"
*Monday, November 5, 2012 by luv history*

**6th grade math**

What does this sign mean "| |"
*Monday, November 5, 2012 by luv history*

**Geo- 7th Grade**

What are the Atlantic Provinces?
*Friday, November 2, 2012 by rawr... im a dinosaur.... rawr *

**math**

if 400 customers come to a grand opening and every 5th customers receives a coupon for jeans and every 7th customers receives a coupon for a free sweater. how many customers will leave with both
*Thursday, November 1, 2012 by colin*

**Math Statistics**

The table below shows Rico’s grades during the third term in four subjects. Subject Units Grade Math 1.5 98 Science 2 97 English 1.5 95 A.P. 1 99 What was Rico’s average grade in the four subjects?
*Friday, October 19, 2012 by Milen*

**Statistic**

Number of Absences Final Grade 0 93 1 93 2 77 3 68 4 65 5 54 - Find the correlation coefficient for the data. I got this part of my answer. I believe the answer to be -0.9767 I am just going crazy with the second part. - Find the equation for the regression line for the data, ...
*Thursday, October 18, 2012 by Ashley S*

**4 grade math**

what the rule for 58,-2
*Sunday, October 14, 2012 by Monta*

**Math**

A certain computer can perform 10 to the 5th power calculations per second. How many calculations can it perform in 10 seconds?
*Thursday, October 11, 2012 by Larry*

**c++**

Your Mathematic school teacher want to use a program that can read the name and the mark of a student. Your teacher want the program to automatically find the grade of the mark and display the result(name, mark and grade). Help your teacher to develop a program that can solve ...
*Thursday, October 11, 2012 by sarah*

**7th Grade x y input output tables**

i need help with x and y input output tables for 7th grade i dont understand what 5x means or what to do! Math hw problems: 1. y=4x+3 x=1,2,5,10,20 2.d=3.5t t=1,2,5,10,20 Please help ASAP!!!!!
*Tuesday, October 9, 2012 by Sadie*

**Science**

How much time is required for reflected sunlight to travel from the Moon to Earth if the distance between Earth and the Moon is 3.85 x 10 to the 5th exponent?
*Monday, October 8, 2012 by Margaret*

**English**

I'm a 7 Letter Words, You Read me daily, My 5, 6, 7th Letter increases every Year. 3rd and 4th Letter are the Same. My 3rd, 2nd and 5th Letter Covers 75% of the World. What am i?.
*Saturday, October 6, 2012 by Tesa*

**statistics**

You are given the following data. Number of Absences Final Grade 0 95 1 91 2 82 3 69 4 67 5 58 - Find the correlation coefficient for the data. - Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
*Thursday, October 4, 2012 by mom*

**7th grade math help quick**

11/12 + (-2/3) = ?
*Wednesday, October 3, 2012 by Delilah*

**Geomatic Sequence**

In a geomatic sequence, the 7th term exceeds the 5th term by 48. Find the first term if the common ratio is 2.
*Monday, October 1, 2012 by Fara*

**math**

there are 15 boys and 18 girls in fifth grade. Find the ratio of boys to girls in fifth grade.(how do I get the answer) can someone show me how to work the problem
*Monday, October 1, 2012 by dan*

**MATH**

tHERE ARE 4 FIFTH GRADE CLASSES IN A SCHOOL. EACH CLASS Has 24 STUDENTS. fOR EACH GYM PERIOD, TWO FIFTH GRADE CLASSES TAKE GYM TOGETHER. tHERE ARE 10 GYM PERIODS IN ALL DURING SCHOOL WEEK. wHAT INFORMATION IS NOR NEEDED TO FIGURE OUT HOW MANY TOTAL STUDENTS TAKE A GYM PERIOD ...
*Monday, October 1, 2012 by lhyza*

**2nd grade math**

____= 8+2?
*Wednesday, September 26, 2012 by todd*

**6th grade math **

what does the |#| mean? Thanks
*Sunday, September 23, 2012 by luv history*

**6th grade math**

Simplify: |15|
*Sunday, September 23, 2012 by need help*

**6th grade math **

What is absolute value?
*Sunday, September 23, 2012 by luv history*

**earth**

how long would it take a radio wave with a frequency of 4.3 X10 to the 5th power Hz to travel from Mars to Earth if the distance between the two planets is approximately 8.00 x 10 to the 7th power km?
*Sunday, September 23, 2012 by Anonymous*

**math 5th**

number puzzles You say this number when you start at 0 and count by 15. You say this number when you start at 0 and count by 25. This number is less than 200. This number is even.
*Wednesday, September 19, 2012 by jj*

**6th grade math**

Yes I am not smarter than a 6th grader. How do I show the math and in the simplest form for the following: A sixth grade class has 100 sheets of lightweight paper. They use 3/4 of the paper for a collection of class poems. What is the total thickness of the paper they use?
*Monday, September 17, 2012 by dad pulling out his hair*

**6th grade science**

What is porosity and permeability? Thanks
*Sunday, September 16, 2012 by Allison*

**7th grade math**

What is the difference? |-9| - |13| =? A)-22 B)-4 C)4 D)22
*Sunday, September 16, 2012 by Lauren*

**6th grade math **

9 + x = 17 I know that x=8 but how did you get it Thanks
*Friday, September 14, 2012 by some girl*

**6th grade math **

What is base measurement? thanks
*Friday, September 14, 2012 by some girl*

**7th Grade Math**

(-13) + (-1)
*Friday, September 14, 2012 by Lauren*

**math**

randall opened a savings account on June 1st and made the following deposits: $212.19, June 5th $23.03, June 12 $307.15, June 19th $652.00 and June 30, $78.75. Assuming he made no withdrawals, approximately how much did he have in the savings account at the end of the month of...
*Tuesday, September 11, 2012 by Melinda*

**6th grade math**

f + (–15) = –32
*Tuesday, September 11, 2012 by Allison *

**math**

I'm in sixth grade What is the value of |–46| ?
*Monday, September 10, 2012 by Allison *

**math**

y – (–19) = 25 i'm in sixth grade
*Monday, September 10, 2012 by Elizabeth *

**7th grade math**

-6(2r-4)
*Tuesday, September 4, 2012 by nic*

** 6th grade math**

what is 13/16 minus 1/4?
*Tuesday, September 4, 2012 by Al*

**9th grade chemistry**

what is the
*Monday, September 3, 2012 by simia *

**Business and math question**

Isabella is hoping to get an A on her college algebra course. With just the final exam left to take, she currently has an average of 92 on her exercises. The quizzes count for 40%, exercises count for30% of the class grade. What is the minimal grade that Isabella must have on ...
*Thursday, August 30, 2012 by John*

**Business**

Isabella is hoping to get an A on her college Algebra course. With just the finaL exam left to take, she currently has an average of 85 on her quizzes and average of 92 on her exercises. The quizzes count for 40%, exercises count for 30% of the class grade. What is the minimal...
*Thursday, August 30, 2012 by John*

**english 3 grade**

aphabet on move words
*Wednesday, August 29, 2012 by edwin*

**Economics**

Brian is taking three courses this semester: economics, statistics, and finance. He has decided to spend 19 hours per week studying (in addition to attending all his classes) and his objective is to maximize his average grade, which means maximizing the total of his grades in ...
*Monday, August 27, 2012 by Rey*

**9th grade algebra/Ms Sue**

Okay Ms. Sue. I am in 8th grade but I am taking Algebra with 9th graders. I am very confused with my previous problem. I have asked my Dad but we are both getting confused. Now I have come up with 22. Is this my correct answer?
*Wednesday, August 22, 2012 by Reed*

**math**

This was on my 5th grader's homework: what is the least number you can make using all of the digits from 0 through 9 exactly once? My answer was 1,023,456,789. The teacher says it's 0,123,456,789. I think that if the zero is the first digit, it's not actually part ...
*Tuesday, August 21, 2012 by stick*

**Math 5 grade**

3/4 [5/2] The answer would be 15/8. Right?
*Tuesday, August 21, 2012 by Shan*