Monday

October 24, 2016
Total # Posts: 3,073

**math**

Sam and Jill had 576 stamps in all. Sam gave 1/7 of his stamps to Jill. Then Jill gave 1/4 of the total number of stamps she now had to Sam. In the end, both of them had the same number of stamps. What was the difference in the number of stamps they each had at first?

*April 2, 2015*

**math**

Esth had five times as many cards as Rich. Esth gave 1/4 of her cards to Rich. Rich. gave 1/6 of his cards to Esth in return. In the end, Esth had 90 cards more than Rich. How many cards did Esth have at first?

*April 2, 2015*

**Algebra 2**

Use trigonometric identities to solve each equation for the given domain. sin 2θ = -cos θ for 0 ≤ θ < 2π *Anyone who has any idea which identity to use is welcome to help

*April 1, 2015*

**Math / Algebra 2**

Use trigonometric identities to solve each equation for the given domain. sin 2θ = -cos θ for 0 ≤ θ < 2π *Anyone who has any idea which identity to use is welcome to help.

*April 1, 2015*

**algebra**

The angle of elevation from the tip of the shadow to the top of the tree is 36°. Find the distance from the top of the tree to the tip of the shadow. Round the answer to the nearest tenth.

*March 30, 2015*

**math**

it doe snot say

*March 30, 2015*

**math**

An office supply company is shipping a case of wooden pencils to a store. there are 64 boxes of pencils in the case. If each of pencils weighs 2.5 ounces, what is the weight, in pounds, of the case of wooden pencils?

*March 30, 2015*

**math**

Please show your work. Tutors will not do your homework for you. Please show your work for any question that you are posting.

*March 29, 2015*

**chemistry**

dissolving 4.022 g of a salt in 100 mL of water changes temperature by -1.2^oC: what is the heat absorbed? The specific heat of water is 4.184 J/(g*C)

*March 28, 2015*

**social studies**

erfvb yu,kli...cwd

*March 24, 2015*

**Science**

thx reed :)

*March 19, 2015*

**Science**

Ok I will go back through my lesson and check #3 thx :)

*March 19, 2015*

**Science**

1. Which type of weather technology often carries cameras that can make images of Earth's surface, clouds, and snow cover? A. weather balloon B. weather satellite**** C. computer D. automated weather station 2. Why are weather forecasts more reliable now compared to ...

*March 19, 2015*

**chemistry**

0.0034 Mol of CaCl2

*March 18, 2015*

**math**

How many square yards of carpeting are needed to cover the floor of a rectangular room that is 21 ft. long and 12 ft. wide?

*March 17, 2015*

**Accounting **

E13 Selected account balances of the Lakeside Grocery Store for the year ended December 31, 20xx, follow. Beginning merchandise inventory was $ 26,000, and ending merchandise inventory is $ 22,000. Prepare closing entries, assuming that the owner of Lakeside Grocery, John ...

*March 16, 2015*

**Statistics**

Okay, but what if the maximum that each box can hold is 2?

*March 14, 2015*

**Statistics**

How many different ways can you put 3 distinguishable things in 10 boxes?

*March 14, 2015*

**SOCIAL STDIES HELP! 8th**

Connetions

*March 11, 2015*

**Chemistry**

What is the pH of a solution made by mixing equal vlumes of .10 M HC2H3O2, .1 M NaOH, and .05 M HCl?

*March 10, 2015*

**physics**

incorrect

*March 10, 2015*

**physics**

A plastic rod is rubbed against a wool shirt, thereby acquiring a charge of −4.9 µC. How many electrons are transferred from the wool shirt to the plastic rod? The elemental charge is 1.6 × 10−19 C.

*March 10, 2015*

**Art**

SORRY NUMBER TWO IS C

*March 9, 2015*

**Art**

THE ANSWER ARE NUMBER ONE IS D AND NUMBER TWO IS B

*March 9, 2015*

**Chemistry**

A .2688-g sample of a monoprotic acid neutralizes 16.4 mL of .08133 M kOH solution, calculate the molar mass of the solution? First of all how can I calculate the molar mass?

*March 5, 2015*

**math**

A rectangular tank measures 30cm by 15 cm by 20 cm. It contains water to a depth of 15 cm. How many metal cubes of edge 5 cm need to be placed in the water to raise the water level to the brim of the tank?

*March 4, 2015*

**math**

joking its good

*March 4, 2015*

**math**

check good it bad hahahaha

*March 4, 2015*

**Art Help!!! Thank you**

these are all right 100% GARANTEE

*March 3, 2015*

**math**

15 isss wronggggggg

*March 3, 2015*

**math**

none

*March 3, 2015*

**physics**

lol idk dis bull

*February 28, 2015*

**Art**

lol

*February 28, 2015*

**Science**

What is a conducter

*February 26, 2015*

**Physics 1**

192.70

*February 26, 2015*

**Science**

What are insulaters

*February 26, 2015*

**math**

I= (400)(0.09)(2) I= 72

*February 25, 2015*

**chemistry**

An ice cube weighing 22.7 g at a temperature of 0.0°C is added to 125 mL of water at 27.1°C in an insulated container. What will be the final temperature after the ice has melted?

*February 22, 2015*

**Geometery**

From Pyth thereom,AB =root (35^2+60^2)= 5 root(193) Height CN=AC*CB/ AB= 60*35/ 5 root(193)= 420/root(193) Now find CT Tan40 = CT/ DC But DC= 60 root 2 ( it is hyp of rt triangle ADC) CT= DC tan 40= 60 root 2 * 0.84 Angle of elevation of TN is Arc Tan(CT/CN)= Arc tan (60 root ...

*February 22, 2015*

**Geometery**

A, B, C and D are on horizontal level ground and CT is vertical pole. B is 35 m due east of C, A is 60 m South of C and D is 60 m West of A. Calculate the angle of elevation of T from N. I m really suck...plz help

*February 22, 2015*

**chemistry**

How many grams of water are required to completely hydrolyze 0.54 grams of lidocaine? What type of be equation should be used?

*February 19, 2015*

**ECONOMICS**

What do YOU think?

*February 18, 2015*

**Science!!!**

Is he right??

*February 11, 2015*

**Math**

in square meters plz

*February 11, 2015*

**Math**

ok so how do I solve the problem

*February 11, 2015*

**Math**

tiles cost 28 per square meter. How much will it cost to cover the countertop with new tile

*February 11, 2015*

**Math**

what is the area of the countertop in square meters

*February 11, 2015*

**Math**

A countertop is 16 feet long and 3 feet wide

*February 11, 2015*

**Chemistry**

Are you in Mr. Leingang's class?

*February 10, 2015*

**chemistry**

If the intial rate of the reaction produces 2 moles of water vapor, H2O, per second, what is the rate at which oxygen, O2, is consumed initially?

*February 10, 2015*

**Math**

its number 2 bro

*February 10, 2015*

**Calculus**

Graph the function f(x)=x+4/x Graph the secant line that passes through the points (1,5) and (8,8.5) on the same set of axes Find the number c that satisfies the conclusion of the Mean Value Theorem for f on [1,8] c= Notice that if you graph the tangent line to the point (c,f(...

*February 8, 2015*

**Math**

Hey Daisy. Plot your data points on desmos it'll help. Once plotted, this question is awfully easy.

*February 7, 2015*

**Physics**

A stationary observer hears a sound with a frequency of 450 Hz from an approaching car. If the car emits the sound at a frequency of 360 Hz, what would be the speed of the car? (Speed of sound 340 m/s)

*February 6, 2015*

**language arts**

The speaker feels confident

*February 5, 2015*

**CHEM**

what is the mass percentage if you dissolve 0.659 mol of citric acid, C6H8O7, in 1.00 kg of water.

*February 1, 2015*

**Algebra**

Well your answer is wrong and you should use IXL it help alot.

*February 1, 2015*

**Algebra**

Tom curry apple jacks

*February 1, 2015*

**Math problems**

21

*February 1, 2015*

**physicss**

A 0.145 kg baseball pitched at 44.0 m/s is hit on a horizontal line drive straight back toward the pitcher at 52.0 m/s. If the contact time between bat and ball is 3.00 ✕ 10-3 s, calculate the average force between the ball and bat during contact.

*January 29, 2015*

**Physics **

A spring with an unstrained length of 0.075 m and a spring constant of 2.7 N/m hangs vertically downward from the ceiling. A uniform electric field directed vertically upward fills the region containing the spring. A sphere with a mass of 4.84 10-3 kg and a net charge of +7.0...

*January 28, 2015*

**physics**

SOMEONE HELP ME PLEASE

*January 27, 2015*

**physics**

A boy on a 2.2 kg skateboard initially at rest tosses a(n) 8.4 kg jug of water in the forward direction. If the jug has a speed of 3.0 m/s relative to the ground and the boy and skateboard move in the opposite direction at 0.60 m/s, find the boy’s mass. Answer in units of kg

*January 27, 2015*

**English**

I have to pick a topic for an argumentative research paper, but when I think about different topics I realize that all of my ideas and support on the subjects are from other people's ideas that I have read or heard. So how do I come up with original ideas for a topic ...

*January 27, 2015*

**Science**

2500

*January 26, 2015*

**Math**

Samuel and Jason 3/4 of the combined earnings from Wednesday to buy a gift. how much do they spend? Is there enough left over from Wednesday's earnings to buy a card that costs $3.25?

*January 22, 2015*

**math**

repost find unknown number in the equation 9/10 - x = 1/5

*January 21, 2015*

**math**

find unknown number in the following equation 9/10 - x +1/5 what is x

*January 21, 2015*

**math**

the wheel of a bicycle has a diameterof 72 cm and are rotating with an angular velocity of 12 rad/s. determine how much time the bicycle takes to travel 100m.

*January 21, 2015*

**Math**

First week sells 6 chairs for $80 each. Next week, if chair is not sold, it will sell for 0.85 times previous week's price. Store needs to sell 6 chairs for total of $270 to make a profit. what is the last week in which all 6 chairs could be sold so that the store makes a ...

*January 20, 2015*

**Math**

It is 79 cm

*January 15, 2015*

**calculus**

Put the lime in the coconut and shake it all up

*January 14, 2015*

**calculus**

no idea

*January 14, 2015*

**English help**

I think it's hard news article.

*January 7, 2015*

**LANGUAGE ARTS !! 8TH GRADE**

YOU ARE WRONG OMFG WHY WHY WHY WHY WHY WHYW HYW LIESSSSSSSSSSSSSSSSSSSSSSS

*January 6, 2015*

**physics**

By the way, the equation is: Fg = GM/r^2 Where G = Gravitational Constant (6.67 * 10^-11) M = Earth's mass r = Earth's radius The givens are: Earth's mass = 5.98 * 10^24 kg Earth's radius = 6.38 * 10^6 m

*January 5, 2015*

**physics**

What is the distance from the earth's center to a point where your weight would be 1/25 of what you weigh at the surface?

*January 5, 2015*

**Quick Question**

When you have to pay for something weekly, does that mean every end of the week?

*January 3, 2015*

**economics**

Mutual funds are attractive to small investors because (a) the funds offer a guaranteed return on investment (b) the funds are insured by an agency of the US government (c) the funds offer the opportunity to share in an investment in a variety of stocks and bonds (d) investors...

*December 21, 2014*

**P.E**

Mrs. Sue could you please help us with these answers i love to have the answers but at the most hint the answers please please pleasssseeee i reall y need a good grade on this assignment.?

*December 18, 2014*

**math**

t(n)

*December 17, 2014*

**math**

the third term of a geometric sequence is 25 and the eighth term is 25/32. find a, r, and t

*December 17, 2014*

**math**

that's dumb is there a different way to do it? with a formula?

*December 17, 2014*

**math**

an employee is paid $3600 for the first month. she is paid an additional 1% at the end of the second month, which means a total of $3636. she continues to receive a 1% raise each month for a full year. what is her total salary at the end of the year?

*December 17, 2014*

**Stat**

Assume that a procedure yields a binomial distribution with a trial repeated n times. Use a binomial probabilities table to find the probability of x successes given the probability p of the success on a given trial N=9 X=0 p=0.30

*December 17, 2014*

**math help**

thank you !

*December 16, 2014*

**chemistry. please help drboz222**

Calculate the oxygen ppm concentration of a 3.50 kg sample of lake water that comtains 2.34 mg of dissolved oxygen

*December 16, 2014*

**P.E**

these should be the right answer let me know if they are not but im sure if you use them that you will get a hundred.

*December 16, 2014*

**P.E**

as anyone going to answers these if they are the right answers.

*December 16, 2014*

**P.E**

these are my answer mrs sue d b b a c b a b a d

*December 16, 2014*

**P.E**

these are the right answers i think MRS.SUE would you please check them.?

*December 16, 2014*

**P.E**

that's what i've been trying to figure out but i'm sure that the answers they have are right but could you please check them someone? please.(@_@).

*December 16, 2014*

**Economics**

What are two reasons why the values of corporations fluctuate? Explain. My answer: Competition and events in the world

*December 15, 2014*

**language arts**

GG, your lack of grammar and intelligence is very amusing.

*December 15, 2014*

**Math **

A fence 12ft high runs parallel to a tall building at a distance of 2ft from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?

*December 13, 2014*

**Algebra**

James, Karen, and Lou are hiking. Lou forgot to bring any water. James brought 2 gallons of water and Karen brought 1 and 3/4 gallons of water. The three of them agree to divide all the water equally among them. Lou gives $2 for the water he receives, which James and Karen ...

*December 11, 2014*