Post a New Question | Current Questions
2nd grade math
It is greater than 7 tens and less than 8 tens. The number. Has 4 ones. Write the number word
Tuesday, December 7, 2010 at 8:48pm
12th grade
What is the thesis of how would Bryan evaluate the ambitions of Albert Beveridge?
Tuesday, December 7, 2010 at 7:42pm
8th grade math
Matt has twice as many quarters as dimes in his coin collection. If the dimes and quarters together total $9.00 how many of each kind of coin does he have?
Tuesday, December 7, 2010 at 7:39pm
5th grade
compkete the pattern 25____61____97
Tuesday, December 7, 2010 at 7:34pm
7th grade
i need help in Math with Fractions can i have some pointer to remember it. P.s. Thank you guys if u can help
Tuesday, December 7, 2010 at 7:23pm
11th grade
a yo-yo has a mass of 0.20kg and i attached to a string 0.8m long. what isthe velocity of the yo-yo?
Tuesday, December 7, 2010 at 7:02pm
7th grade
4 reasons europeans came to the coloines
Tuesday, December 7, 2010 at 7:00pm
12th grade
How many moles are in 8.8*10 to the 34
Tuesday, December 7, 2010 at 6:25pm
12th grade
A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.65 104 m/s, and the radius of the orbit is 5.30 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has a radius of 8.60 106 ...
Tuesday, December 7, 2010 at 5:32pm
math
franklin school has 3 boys for every 4 4 girls in fifth grade . there were 140 students in the fifth grade. A.how many are boys B.how many are gorls
Tuesday, December 7, 2010 at 5:22pm
5th grade
how much would a trapizoid worth if the triangle eqauls 1/3
Tuesday, December 7, 2010 at 4:30pm
9th grade
at 20 degrees celsius, how much sodium chloride could be dissolved in 2 L of water?
Tuesday, December 7, 2010 at 3:55pm
10th grade
2x-y=-5 -2x-5y=11
Tuesday, December 7, 2010 at 1:47pm
6th grade
for a frequency table what is the best interval for the data 1,14,6, 8, 10, 12, 15, 22, ans 25
Tuesday, December 7, 2010 at 12:48pm
8th grade
Please suggest a few topics to present in micro-soft power point
Tuesday, December 7, 2010 at 7:22am
6th grade
-20 / (-10)=
Tuesday, December 7, 2010 at 1:24am
8th grade math
After each snowstorm in Big City, USA plows remove snow from 762 lane miles of road, which is equivalent to about 48,000,000 square feet. The snowfall total was 34.2 inches in Big City, USA last winter. Suppose every snowfall evenly blanketed all road surfaces. How many cubic ...
Tuesday, December 7, 2010 at 12:37am
6th grade
-17-(-5)
Tuesday, December 7, 2010 at 12:22am
4th grade science
Where on a glacier are oraines found?
Monday, December 6, 2010 at 11:31pm
12th grade
Firm A offer 40,000 salary with $2,000 increase evey year. FIRM B offer 38,500 salary with 5% increse every year. After how many year he will make same money?
Monday, December 6, 2010 at 11:20pm
5th grade
Jen and Heather went to lunch. When the bill came, Jen discovered that she only had $8. Heather had enough money to pay the other part, or 3/5 of the bill. How much was the total bill?
Monday, December 6, 2010 at 10:49pm
5th grade
Ginny has a pumpkin with a mass of 4.8kilograms. If .9 of its mass is water, how much of its mass is water? How much is not water?
Monday, December 6, 2010 at 10:44pm
10th grade
What influences did the colonies have on the imperialist nation
Monday, December 6, 2010 at 10:17pm
5 th grade math
what is the mean for the following number? 40,60,55,45,100 ?______ what is the lest Common Multiple (LCM)for 6 and 12 ?_______ please! help me i got stuck with this today!! thank you.
Monday, December 6, 2010 at 10:05pm
5th Grade Math
I need help in using the distributive property to rewrite this expression: (7 x 600) + (7 x 400) and then multiply.
Monday, December 6, 2010 at 7:37pm
math
franklin school has 3 boys for every four girls in the fifth grade. there are 140 students in the fifth grade. a.how many are boys? b.how many are girls?
Monday, December 6, 2010 at 7:24pm
5th grade
the wright brothers had two flights on that fanmous day at kitty hawk. orville flew 120 ft.and 585 ft. wilbar flew 340 ft. and 852 ft. what was the average distance flown that day? at that rate , how many flights would it taken them to fly a mile? [rounded to the nearest whole...
Monday, December 6, 2010 at 7:19pm
7th grade
is y=x/7 a direct variation????
Monday, December 6, 2010 at 7:06pm
7th grade
how do you convert 35ibs per minutes to ibs per hour?
Monday, December 6, 2010 at 6:45pm
10th grade
I am having a hard time starting my paper on Life of Pi by Yann Martel. My thesis is: If Richard Parker is Pi Patel then Pi is God. I dont know how to begin.
Monday, December 6, 2010 at 5:59pm
4th grade
my teacher gave me this question I don't get it. If a normal person blinks 25 times per minute how old would you be your next birthday?
Monday, December 6, 2010 at 5:38pm
11th grade
How much electricity is needed to produce 120g of Calcium metal from molten CaCl2.
Monday, December 6, 2010 at 5:01pm
6th grade
what is 30 1/4-29 1/3
Monday, December 6, 2010 at 4:26pm
1st grade
how many different ways can you get to the sum of 4
Monday, December 6, 2010 at 4:16pm
forth grade math
if less than half of a garden is planted with corn is it reasonable to estimat that 2 thirds of the garden is planted with corn?
Monday, December 6, 2010 at 3:47pm
4th grade
At a school fair, you can toss coins into cups to earn points. If you earn 100 points or more you win a prize. The cups are worth 15, 20, 25, and 30 points. If you get 4 tosses and can stop whenever you reach 100 points, what are all the possible combinations of cups that you ...
Monday, December 6, 2010 at 3:37pm
10th grade
a 5.0 kg bowling ball is rolling down the lane at 4.0 m/s. what is the kinetic energy of the bowling ball?
Monday, December 6, 2010 at 9:53am
human development 11th edition
Why is there a brief mention of religion in the life of elderly facing death? Is it bias?
Monday, December 6, 2010 at 1:00am
10th grade
jordan has 2 quarters, 1 nickel, and 3 dimes. if he took 1 out and then a second one without replacing the first coin, what is the probability that both coins were dimes?
Sunday, December 5, 2010 at 11:26pm
7th grade
How are landform, like dells, formed?
Sunday, December 5, 2010 at 11:19pm
11th grade
A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.75, how long does it take to move the box 7 m, starting from rest? (If the box will not move...
Sunday, December 5, 2010 at 8:26pm
12th grade
I need help in Psychology do you guys do that? Or just ore subjects?
Sunday, December 5, 2010 at 5:45pm
6th grade
a bicycle wheel must make 13 revolutions to roll 25 meters. How many revolutions must the wheel make to travel 1 km? Hint: 1000 m = 1 km
Sunday, December 5, 2010 at 5:21pm
10th grade
if AB=3x-2 and BC=x+6, what is x?
Sunday, December 5, 2010 at 5:20pm
11th grade
Consider two vectors where F1 = 38 N, F2 = 58 N, and = 240o and = 25o, measured from the positive x-axis with counter-clockwise being positive. What is the magnitude of the equilibriant?
Sunday, December 5, 2010 at 4:15pm
11th grade
In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.17 x 10^6 m/s. find the central force acting on the electron as it revolves in a circular orbit of radius 5.42 x 10^-11m.
Sunday, December 5, 2010 at 3:33pm
6th grade
who ordered the great sphinx to be built
Sunday, December 5, 2010 at 11:12am
Math
If a grade was drawn at random from the data shown below, what is the probability that the grade is not a B? Grade Frequency A 2 B 8 C 11 D 2 F 1 I think it is 1 out of 5 or 4 but I am not sure? Please help :) Thank you much!
Sunday, December 5, 2010 at 10:02am
11th grade
what is the velocity of a boat traveling 60 km in 2 hours?
Saturday, December 4, 2010 at 8:56pm
6th grade
what is the metalloids of shininess
Saturday, December 4, 2010 at 6:23pm
10th grade
log (x-9) - 109x=log 19
Friday, December 3, 2010 at 8:49pm
7th grade
what makes a piano laugh? itsa math riddle
Friday, December 3, 2010 at 7:22pm
11th grade
the mass of a dog that weighs 100 N how many kilograms does it weigh?
Friday, December 3, 2010 at 12:00pm
10th grade
Consider the following chemical equation: NaOH (aq) + HCl (aq) ® NaCl (s) + H2O (l), the reactant NaOH?
Friday, December 3, 2010 at 10:45am
10th grade
how do you calculate the volume of the aluminum block from the apparent change in the volume of water in the cylinder?
Friday, December 3, 2010 at 8:02am
math, 5th grade
I am really stuck on how to figure this answer out, could you please help me? A stoplight flashes red for 50seconds, yellow for five seconds, and green for 65 seconds. In a 24 hour period, how long is the light red?
Friday, December 3, 2010 at 12:25am
11th grade
is Br2(L)+Cl2(g)--->BrCl(g) a balanced equation?
Friday, December 3, 2010 at 12:07am
6th grade
what is the adjectives in this sentence: The runway was visible at night because it was lit very well.
Thursday, December 2, 2010 at 11:38pm
5th grade math
If you have 78.1% nitrogen,20.9% oxygen,.9% Argon and small amounts of other gases Which graph type would best display the data? Line graph bar graph pie graph stem and leaf plot
Thursday, December 2, 2010 at 10:59pm
9th grade geometry
If two angles are alternate exteriors and one of them has the measure of 3x squared, and the other had a measure of 21x what are degree numbers
Thursday, December 2, 2010 at 10:27pm
12th grade
Find altitude of isosceles triangle if angle=53 degrees and base is 8 inches.
Thursday, December 2, 2010 at 9:35pm
5th grade
the lengths of two sides of a triangle are 15in.each.the third side measures 10 in.what type of triangle is this
Thursday, December 2, 2010 at 9:20pm
5th grade
If tickets are $.50 for children $2.00 men $3.00 women Explain how 100 people can purchase tickets for $100. No money left over and at least 1 man, 1 woman, and 1 child included
Thursday, December 2, 2010 at 8:44pm
7th grade
2.4 X 10 to the 4th in standard form
Thursday, December 2, 2010 at 8:24pm
6th grade
if james spends 5/6 of his weekly allowance seeing a movie he has how much of his allowance left
Thursday, December 2, 2010 at 7:57pm
12th grade
Angle elevation of sun is 25 degrees. Find the length the shadow cast by a tree 41 feet tall.
Thursday, December 2, 2010 at 5:56pm
6th grade
Scientists have calculated that the Moon's revolution around Earth is increasing by about .015 s per century. At this rate, how long would it take the length of a month to increase by one full day?
Thursday, December 2, 2010 at 5:53pm
12th grade
A farmer has 100 yards of fencing to form two identical rectangular pens and a third pen that is twice as long as the other two pens, as shown in the diagram to the right. All three pens have the same width, x. Which value of y produces the maximum total fenced area?
Thursday, December 2, 2010 at 4:52pm
5th grade math word problem
Santa was making up a batch of dolls but could not remember exactly how many of each kind he needed. He knew that he needed 57 in total that 27 had to have blue eyes and 29 had to have fair hair. Also some had to have both features and 3 dolls were needed having blue eyes and ...
Thursday, December 2, 2010 at 4:41pm
11th grade
so I have this problem and I dont know what numbers to multiple and whatnot. Can someone help me? This is the problem: 4000 g Fe2O3* 1mole Fe2O3/159.68 gFe2O3* 3mole CO2/1mole Fe2O3
Thursday, December 2, 2010 at 4:18pm
10th grade
change 114/8 to a mixed fraction in simplest form
Thursday, December 2, 2010 at 3:43pm
math
Find the area of each figure with the given dimensions Trapeziod: b1 = 6,b2=10, h=5 Trapeziod: b1= 4.5, b2= 8, h=6.7 I wasn't in school the day we studied this, and i am only in 7th grade!
Thursday, December 2, 2010 at 2:38pm
math-rates
1,680 kilobytes in 4 minutes ..........how do u get it....... lesson 6-2 ......rates....6th grade pg. 289 ......#2
Thursday, December 2, 2010 at 2:36pm
7th grade
how many millimeters of hcl are in a 60 millitmeter bottle thst is marked 75 percent
Thursday, December 2, 2010 at 1:50am
6th grade
Of the sixth-grade students surveyed, 12% bring their lunches to school. Suppose 24 sixth-graders do this? How many sixth-grade are at the school?
Wednesday, December 1, 2010 at 11:56pm
English(how is it?)
Should there be abolishment of the 12th grade? To some this may sound like a good idea in theory. But there could be too many complications that come along as well. Some feel as if the 12th grade should be abolished in favor of job training. As well as trying to encouraging ...
Wednesday, December 1, 2010 at 11:17pm
11th grade
a 1000 kg car has a motor that exerts 1500 N of force to move it forward. a frictional force of 400 N opposes it's forward motion. calculate the acceleration of this car
Wednesday, December 1, 2010 at 11:16pm
8 th grade math
2a+ab=c solve for a
Wednesday, December 1, 2010 at 10:24pm
8th grade language arts
how do i use the word cantankerous as a mispaced modifier?
Wednesday, December 1, 2010 at 9:50pm
8th grade science
A 1 kg ball moving at 3 m/s strikes a 2 kg ball and stops. If the 2kg ball was initially at rest, find its top speed after the collision
Wednesday, December 1, 2010 at 9:22pm
9th grade
what is it called when chemicals that influence the way that neurons communicate communicate with each other
Wednesday, December 1, 2010 at 8:17pm
6th grade
What are scientific independent and dependent variables?
Wednesday, December 1, 2010 at 8:15pm
math
Sir pizza donated 14 pizzas to the sixth grade picnic. How many pizzas were there for each of the three classes of sixth graders? (No remainder change to fration)
Wednesday, December 1, 2010 at 8:10pm
8th grade
I don't understand constant rate of change can you give me some examples. The graph I have shows the depth of the water in a vase over 8 days
Wednesday, December 1, 2010 at 7:50pm
5th grade
For each right triangle, draw the rectangle made by drawing sides opposite the two shorter sides in the triangle. Find the area of each rectangle. 9cm height 4cm width How does the area of each rectangle relate to the area of either triangle inside it?
Wednesday, December 1, 2010 at 7:47pm
english
i need to put this words in plural Daisy-daisies Day-daies Trench-trenchies Disc-discies Box-boxies Glass-glassies Sky-skies Whish-whishies Branch-branchis Horse-horseies Power-poweries Lunch-lunchis
Wednesday, December 1, 2010 at 7:11pm
Math-3rd grade
Round to estimate the sum of all the numbers in 14.
Wednesday, December 1, 2010 at 6:52pm
7th grade
find the next three numbers in the pattern 2/3, 1 5/12, 2 1/6, 2 11/12 _, _, _
Wednesday, December 1, 2010 at 5:49pm
6th grade
What are the 5 energy changes when a person jumps upward?
Wednesday, December 1, 2010 at 5:36pm
7th grade Science
will an object with a density of 0.79g/mL float, sink, or remain suspended in water
Wednesday, December 1, 2010 at 5:31pm
5th grade
lonny has $15 to buysome groceries for his mom .milkcosts $2.39,bread costs $1.29,eggs costs $0.79, and mayonnaise costs $2.49. if he bys one of each item ,can he expect to get $10 in change?
Wednesday, December 1, 2010 at 5:24pm
1st grade
write the sentence correctally. the name of that girl who painted that daisy is joann reed
Wednesday, December 1, 2010 at 4:10pm
4th grade
Terrance describes the amount pf money made based on the number of hours worked by the function rule y = 10h. Given this function, how much money does Terrance earn for each hour worked? Explain
Wednesday, December 1, 2010 at 9:59am
6th grade,social studies
How do patterns of economic activities result in global interdependence?
Wednesday, December 1, 2010 at 2:11am
12th grade math
State the asymptote of the function g(x)=6^x-9
Wednesday, December 1, 2010 at 12:01am
5th grade math
6 1/8 - x = 1 7/8 ? would it be 4 1/8 = x
Tuesday, November 30, 2010 at 11:40pm
5th grade math
The number of pages is a 2-digit number. the number of photos on a page is a 1- digit number. the number of pages is 60 more than the number of photos on a page. the number of pages is divided by the number of photos on a page is 16. What is the number of pages?????????
Tuesday, November 30, 2010 at 11:16pm
3rd grade
In doing alphabetical order which of these words com first?its or it's
Tuesday, November 30, 2010 at 11:14pm
5th grade
what are some features geographers can use to define a region?
Tuesday, November 30, 2010 at 10:45pm
5th grade math
The diameter of a soup can is about 7cm the label wraps around the can , about howmany cm long must the label be to go all the way around the soup can? use 22/7 for pi
Tuesday, November 30, 2010 at 10:27pm
5th grade math
100cm=1m How many square cm = one square meter? 6 1/8 - x = 1 7/8 ? would that be 4 1/8 Thank you so much for your help.
Tuesday, November 30, 2010 at 10:22pm
12th grade English
I need help i have to have a literary term for ch. 1,2,3,5,12,13,14,16,and 26 im having trouble figuring out how to do that so can somone help me please
Tuesday, November 30, 2010 at 9:11pm
4th grade
CHIEF OR RULER OF A NARRAGANSETT TERRITORY
Tuesday, November 30, 2010 at 8:53pm
3rd grade
i am a number between 1 and 5. you can make exactly 3 arrays with me. who am i?
Tuesday, November 30, 2010 at 8:51pm
1st grade
how many miles does the earth travles a minute or second ????
Tuesday, November 30, 2010 at 8:23pm
5th grade math
Using the butterfly method, which fraction is less 1/4 or 1/3 - I know the answer but using the butterfly method the answer does not work out? Am I doing something improper? Thanks!
Tuesday, November 30, 2010 at 8:19pm
6th grade
A duck is 17 feet below the surface of a lake. The duck begins to head to the surface at a rate of 3 feet per second. Write an expression to describe the duck's position after s seconds?
Tuesday, November 30, 2010 at 8:12pm
11th grade
A balloon at contains 0.5 L of gas at a constant pressure of 1.0 atm. If the pressure is increased to 3.0 atm, what will be the volume of the gas?
Tuesday, November 30, 2010 at 8:10pm
6th grade
explain how there can be more heat energy in an iceberg than in a pot of boiling water
Tuesday, November 30, 2010 at 7:35pm
science 6 grade
what special molecule contains the cell's genetic material
Tuesday, November 30, 2010 at 7:17pm
11th grade
The curves on a race track are banked to make it easier for cars to go around the curves at high speed. Draw a free-body diagram of a car on a banked curve. From the motion diagram, find the direction of the acceleration (a) What exerts the force in the direction of the ...
Tuesday, November 30, 2010 at 7:16pm
4th grade
How can you show without multiplying that 4/9 is greater than 0.4?
Tuesday, November 30, 2010 at 7:15pm
Grade 11 Physics
Two kids are on a beach pulling an inner tube. One is pulling at a force of 45N[N] and the other one pulling at 60N[SW]. What is the net force? (I tried to do it by taking the 60N and making a right angled triangle with it, i got 42.43N north and west, then I tried to combine ...
Tuesday, November 30, 2010 at 7:06pm
2nd grade
My tens digit is double the ones digit.I am less than 50 and greater than 40
Tuesday, November 30, 2010 at 6:54pm
Science (6th grade, but actual 7th grade paper)
We are learning about potential and kinetic energy. There are two ramps. One is short and the other is long. The long one is labeled A, and the short one is labeled B. On which one would a marble go the farthest after touching the ground?
Tuesday, November 30, 2010 at 6:37pm
grade 9 GEOGRAPHY
I am doing a project on the mixedwood plains. I have written this question before but I just want to know if I am on the right track. I need to to find suggestions on how the sensitive tourist can minimize their impact on the local environment and community? Would these ...
Tuesday, November 30, 2010 at 5:38pm
10th grade english
what is a one sentence summation of plot
Tuesday, November 30, 2010 at 5:30pm
10th grade
whats the answer to 54x2y - 12x2y2
Tuesday, November 30, 2010 at 3:28pm
5th grade word problem math
the teacher asked the students to add up all the numbers from 1 to 100.It only took carl a minute to come up with the answer. Can you figure what carl did to come up with the answer and what is the correct answer.Hint: there is a pattern.
Tuesday, November 30, 2010 at 2:21pm
5th grade
Draw a triangle with a perimeter of 50 ft.
Tuesday, November 30, 2010 at 5:18am
Form1/9th grade
A mixture contains solids: Aluminium,camphor and sugar.Explain how you would obtain a sample of solid sugar from the mixture.
Tuesday, November 30, 2010 at 2:49am
Ashford SAP for FINANCIAL AID
I have read in the handbook about SAP.I pass 2 of 3 courses but my GPA IS 2.0 AS REQUIRED.My grade A- C+ and F which is 62.24%,since when has a grade of 62 is a F???? I know it is a D.If I am mistaken about what in the handbook for SAP so be it,but I am going to withdraw ...
Tuesday, November 30, 2010 at 2:44am
10th grade
as you are driving your car on the freeway, your tires are rotating at a rate of 920 revolutions per minute. The diameter of each tire is 24 inches. What is the total feet traveled per minute?
Tuesday, November 30, 2010 at 2:26am
Math 5th grade
how is the number of zeros in the quotient of 420 divided 7 = 60 related to the number of zeros in the dividend
Tuesday, November 30, 2010 at 1:08am
8th grade math
Julianne plans to take advantage of the after Thanksgiving sale to purchase the portable DVD player she wants. She finds it on sale at two different stores at the local mall. J-Mart advertises the DVD player for $48.00, while Better Buy has the same model on sale for 20% off ...
Monday, November 29, 2010 at 10:41pm
11th grade physics
A car slows down from +32 m/s to +8 m/s in 4s. Calculate the acceleration .
Monday, November 29, 2010 at 9:30pm
11th grade
A 625-kg racing car completes one lap in 14.3 s around a circular track with a radius of 50.0 m. The car moves at constant speed. (a) What is the acceleration of the car?
Monday, November 29, 2010 at 9:01pm
geography grade nine
Does eco tourism and sensitive tourist the same thing?
Monday, November 29, 2010 at 8:10pm
5th grade
Having trouble with division word problems
Monday, November 29, 2010 at 7:46pm
6th grade
if a spinner is numbered 1-10 what is the probability of it stopping on a multiple of 3?
Monday, November 29, 2010 at 7:46pm
2nd grade
If i have this number, 312. Which number is in the tens place and which is in the ones place?
Monday, November 29, 2010 at 7:14pm
grade 9 GEOGRAPHY
I posted a question earlier about the sensitive tourist I am a little confused on what the question is asking exactly. "Sensitve tourist" suggestions so that visitors can minimize their impact on the local environment and community. My paper is on the Mixedwood ...
Monday, November 29, 2010 at 7:03pm
3rd grade
show me a base-ten drawing
Monday, November 29, 2010 at 6:38pm
grade nine geography
I need to have "Sensitvie Tourist" suggestions so that visitors can minimize their impact and local environment and community on the Mixedwood Plains. Thanks
Monday, November 29, 2010 at 6:26pm
8th grade
Tom had scores of 78, 88, 94 and 79 on his first four science tests. What must he score on the next test to have an average of 88?
Monday, November 29, 2010 at 6:18pm
Algebra 7th Grade
what is -8(700-3)= (using distributive property)
Monday, November 29, 2010 at 6:03pm
Algebra 7th Grade
what is -8(700-3)= (using distributive property)
Monday, November 29, 2010 at 5:55pm
Algebra 7th Grade
what is -8(700-3)= (using distributive property)
Monday, November 29, 2010 at 5:53pm
5th grade
how to convert improper fraction into mixed number or whole numbers
Monday, November 29, 2010 at 5:42pm
6TH GRADE MATH
Repost perimeter is 30 and area 36
Monday, November 29, 2010 at 5:18pm
Math 6th grade
What is the answer the perimeter is 30 and the area is 3??
Monday, November 29, 2010 at 5:15pm
5th grade
what is 9 /24794
Monday, November 29, 2010 at 4:42pm
11th grade
If the volume of water produced during the reaction doubled, what would happen to the ratio of hydrogen to oxygen in the following equation: 2 H2+ O2 --> 2 H2O
Monday, November 29, 2010 at 4:27pm
9th grade
what does the sun become after super nova
Monday, November 29, 2010 at 4:21pm
8th grade
how many 2-kg and how many 5-kg plates go onto the bar to make 34-kg.
Monday, November 29, 2010 at 1:15pm
statistics
In one history class, 34 students took an exam. The mean of the exam was 52 with a standard deviation of 13. If the instructor is going to assume data are normally distributed and assign grades on a curve, then she will assign an A to the top 10% of the class, B's to the ...
Monday, November 29, 2010 at 12:35pm
7th grade Pre algebra( math honors0
triangle ABC is smilar to triangle FED Ab= 12 Ac=15 De=4 df=5 1. write three equal ratios to show correspnding sides are prosportional. 2. find the value of bc 3. find the value of ef.
Monday, November 29, 2010 at 12:28pm
English (Grade 6)
What is the best website to practice direct and indirect speech, adjectives and verbs for free? Thank you
Monday, November 29, 2010 at 8:50am
math
Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey. Results of the survey indicate that 8 students own a cat, 15 students own a dog, and 5 students own both a cat and a dog. How many of the students surveyed own no cats?
Sunday, November 28, 2010 at 11:43pm
6th grade
how do u change a ratio into a percent
Sunday, November 28, 2010 at 10:50pm
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