Tuesday

January 24, 2017
Total # Posts: 77

**math**

A rectangular garden is 6m by 8m.if you walk 3times around the garden how many meters will you have covered

*January 12, 2017*

**Math**

there are 26 green,30 white,30 purple,14 blue what would be the minimum number for the blue to be 24%

*October 6, 2016*

**Algebra**

A rectangular picture is twice as long as it is wide and is to be mounted on a mat with the same proportion. If the picture is 18 inches wide, can it be mounted on a mat of 259 square inches? To answer this, find the width of the mat.

*October 2, 2016*

**Math**

the ansewer is 23 packets

*September 9, 2016*

**Chemistry**

The hydrogen gas is collected over water at 25.0°c. The volume of the gas is 246 ml measured at 760 mmhg. calculate the number of grams of h2 collected (vapor pressure of h2=23.76mmhg)

*February 10, 2016*

**math**

What types of problems can be solve using the gcf?? What types of problems can be solve using the least common multiple ??

*October 20, 2015*

**liberal arts math**

I have to figure the finance charge per $ 100.00 for a loan of $4500.00 with a finance charge of $1080.00 I don't know what formula to use

*May 19, 2015*

**Chemistry**

Helium was heated in a sealed container from 18°C to 36°C. The original pressure of helium was 0.84 atm. Find the new pressure assuming V and n remain the same. I put 0.84 over 18 and set it equal to x over 36. I got 1.7 atm but it says its wrong?

*February 13, 2015*

**algebra**

2x-3(x+4)=-5

*January 14, 2015*

**Science**

The acceleration of gravity is 9.8 m/s2 . What is the magnitude of the total force on a(n) 94 kg driver by the dragster he operates as it accelerates horizontally along a straight line from rest to 60 m/s in 8.2 s? Answer in units of kN

*November 29, 2014*

**Physics**

PART 1 4kg(2.4+9.8) 4(12.2) 48.8N

*November 28, 2014*

**statistics**

Jesse entered the weight (in pounds) and weekly food cost data (in $) into a statistics software package and found a regression equation of ŷ = .5 + .16x. This means that, on average, for each additional pound of body weight, the weekly feed cost goes (A) __________ by (B...

*October 25, 2014*

**calculus**

A spherical snowball is placed in the sun. The snowball melts so that it's surface area decreases at a rate of 2 cm2 /min. Find the rate at which the diameter decreases when the diameter is 8 cm

*October 24, 2014*

**Calc**

A spherical snowball is placed in the sun. The snowball melts so that it's surface area decreases at a rate of 2 cm2 /min. Find the rate at which the diameter decreases when the diameter is 8 cm.

*October 24, 2014*

**Math**

Lisa can run a mile in 8 minutes.Which is the most resonable time for her to run a 10-km race?

*October 2, 2014*

**Havlicek**

12.5 moles of a gas occupy 32.0 liters at 100.0 degrees Celsius. What is the volume of 37.5 moles of the gas at 25.0 degrees Celsius?

*February 7, 2014*

**chemistry**

how many grams of CH4 (methane) must be burned to form 82.6g of H2O? equation: CH4+O2----> CO2+H2O

*January 16, 2014*

**Algerbra**

2(1.3x + 9)=2.4x + 22

*November 12, 2013*

**math**

find the circumference of this circle 20m

*September 8, 2013*

**scientific notation am i doing it right?**

5x10^-7)-3x10^-9

*May 25, 2013*

**math**

Jenny borrowed $500 for five years at 4 percent interest, compounded annually. What is the total amount she will have paid when she pays off the loan? total amount = P (1 + i)t

*April 16, 2013*

**CHM 1010**

Under pressure of 862kPa, a gas has a volume of 752ml. The pressure is increased, without changing the temperature, until the volume is 624ml. What is the new pressure

*April 1, 2013*

**Physics**

1) Find the magnitude of the gravitational force a 68.6 kg person would experience while standing on the surface of Earth with a mass of 5.98 × 10 24 kg and a radius of 6.37 × 10 6 m. The universal gravitational constant is 6.673 × 10 −11 N · m2...

*January 29, 2013*

**Physics**

Brett decided that he was going to go bungee jumping at the WEM mall water park. If Brett weighs 95kg and he is 30 m above the water, how far will he fall IF the elastic force of the bungee cord is 1000N? Will he hit the water?

*November 11, 2012*

**S.S**

Jolianna, The correct answer WAS C. :3

*October 26, 2012*

**grammar**

I was graduated last March 2011. Is this a correct grammar?

*October 26, 2012*

**Analytical Chemistry**

Consider the titrations of 24mL of 0.050M HClO4 with 0.100 M KOH. Find the pH at the following volumes of KOH; Vb: 0.1, 5, 10, 12.40, 12.50, 12.60, 13 mL

*October 7, 2012*

**Analytical Chemistry**

Consider the titrations of 24mL of 0.050M HClO4 with 0.100 M KOH. Find the pH at the following volumes of KOH; Vb: 0.1, 5, 10, 12.40, 12.50, 12.60, 13

*October 7, 2012*

**Informal Logic**

"I bought a pair of shoes from that store that immediately fell apart. Their shoes are no good" may commit which fallacy?

*September 2, 2012*

**math**

what is the rule of 5*6= if 2*3= 7 1*6=8

*April 3, 2012*

**math**

what is the absolute value of -|6^2| would it be -36?

*March 25, 2012*

**math**

ok, 30% right?

*March 18, 2012*

**math**

thank you. can you please check this for me: henri rici paid $5000 for a car. after one year, its value had decreased by $1500. by what percent had the car depreciated in value? is it 5000x=1500?

*March 18, 2012*

**math**

janice scored 85% on the last test. she answered 34 questions correctly. how many questions were on the test?

*March 18, 2012*

**math**

thank you

*March 18, 2012*

**math**

oh i know how to multiply. i just wanted to know if my equation was right about the problem.

*March 18, 2012*

**math**

suppose 6% of 8000 people polled regarding election expressed no opinions. how many people expressed no opinion? 0.06x8000=?

*March 18, 2012*

**math**

In a 180 kilogram sample of ore, there was 3.2% of metal. How many kilograms of metal were in the sample?

*March 18, 2012*

**math**

would it be 0.10875?

*March 13, 2012*

**math**

what is 10 7/8% converted into a decimal?

*March 13, 2012*

**math**

okay so i got 1920. do i do the same if i was to find 25% of 4800?

*March 7, 2012*

**math**

How do i find 40% of 4,800? What is the strategy?

*March 7, 2012*

**spanish**

what time do restaurants open and close in Mexico? I'm making a menu for a restaurant in Mexico and I need to know what time it opens and closes. What is the usual time

*March 4, 2012*

**math**

A) 2 5/8 x 3/14 i got 1 31/32 B) 2 1/10 x 3 4/7 i got 8 1/2 are these correct?

*March 1, 2012*

**math**

thank you so much. i forgot about simplifying .

*February 29, 2012*

**math**

what is x? x + 2 11/14 = 5 13/21 basically, i want to know the formula to finding x. i tried to change the fractions to eqivalent fractions... any other ways?

*February 29, 2012*

**math**

i got 24. thank u

*February 27, 2012*

**math**

if a 6 foot vertical rod casts a shadow 15 feet long, how high is a flagpole that casts a shadow 60 feet long? i know this is multiplication, but i don't know how to set it up. 10 feet?

*February 27, 2012*

**science**

How could you use the shadow of a lamp post to track the time of day on a sunny day

*February 9, 2012*

**Chemestry**

ok thanks but i still get stuck doing the theoretical yield can you please show me how to do this?

*February 2, 2012*

**Chemestry**

the equation is C7H6O3+C4H603---->C9H8O4+ HC2H3O2 and both a and be ask to be in grams but i don't get how to do it at all PLEASE HELP

*February 2, 2012*

**Chemestry**

Aspirin (C9H8O4) is synthesized by reacting salicylic acid (C7H6O3) with acetic anhydride (C4H6O3). The balanced equation is given below. C7H6O3 + C4H6O3 C9H8O4 + HC2H3O2 (a) What mass of acetic anhydride is needed to completely consume 4.20 102 g salicylic acid? g (b) What is...

*February 2, 2012*

**spell**

What is a 12 letter word with the 5th letter being a C, the 7th being a E, and the 11th being a T?

*January 11, 2012*

**geometry**

Ray Hf bisects with angle Ehg.. Which conclusion is not valid a. E,F and G are coplanar b. angle EHF is congruent with angle FHG c. Line Eh is congruent to line HG d. m/Ehf is congruent to m/FHG

*October 9, 2011*

**6th grade math**

whats the equivalent fraction for 8/21;)

*August 18, 2011*

**Physics**

What is the angular momentum of the second hand on a clock if the clock has a length of 25cm, a mass of 20g, and is rotating with constant angular velocity. Treat the second hand as a thin rod.

*June 29, 2011*

**Physics**

A block is executing simple harmonic motion on a frictionless surface with an amplitude of .100m. At a point 0.060m away from equilibrium point the speed of the block is 0.320m/s. What is the period? What is the displacement when the speed is 0.20m/s?

*June 29, 2011*

**Algebra**

Solve: x-3y=-9 4x+3y=-6

*May 24, 2011*

**Algebra**

The length of the sides of a triangle are three consecutive even integers. The perimeter of the triangle is 36 in. What is the length of the longest side of the triangle?

*May 24, 2011*

**calculus**

Use analytic methods to find the global extreme values of the function on the interval and state where they occur. y=x(2-x)^(1/2), -2<=x<=2

*February 26, 2011*

**Mathematics**

What is the best website to practice some free maths worksheets for grade 7 ? (NSW curriculum)

*November 25, 2010*

**Science**

A rollercoaster will be going at a speed of 36 m/s through a loop. To make sure the riders don't experience acceleration greater than 20 m/s2, what should be the radius of the loop?

*November 15, 2010*

**Algebra**

-(x-10)=7

*September 12, 2010*

**Math**

If you draw it out, it becomes obvious that the vector ST is the same as UV. If ST has a velocity vector of 9,9 then you can find the coordinates of V. V = (5-9, 15-9) (5, 15 are coordinates of U) V = (-4, 6)

*May 5, 2010*

**Science**

List and briefly th explain the five forces that can act on any structure Please Help

*January 4, 2010*

**college**

Adam, Bill, Chris, and Dave each own one quarter of a company. Bill sells 2/3 of his shares to Dave. Adam sells 3/5 of his shares to Chris and the rest to Dave. How much of the company does Dave own now? Give your answer as a fraction reduced to simplest terms.

*December 2, 2009*

**fractions**

what single fraction piece equals two eights

*September 29, 2009*

**Algebra**

Raul and Luis were brothers who decided to go into business mowing lawns. thier parents told them they could use the family truck but they would need to buy their own equipment since the family lawn mower was barely working. they bought ywo lawn mowers for $150.00 each and had...

*September 27, 2009*

**hum130**

As suggested by Fisher (2003) in Living Religions, consider the interrelatedness of everything in the cosmos as it is expressed in many indigenous religions. How do you think the importance of these relationships developed? What spiritual purpose do you think they serve for ...

*June 30, 2009*

**fractions in input output table**

triangle = square multiplied by 4 so wat is 2/3 multiplied by 4

*May 14, 2009*

**math-independent and dependent events**

A card is chosen at a ramdom from a deck of 52 cards.It is then replaced and a second card is chosen.What is the probability of getting a jack and then an eight? getting a jack 4/52. Then getting an eight 4/52 Probability of getting a jack and then an eight, given those are ...

*January 28, 2007*

**science**

Does yeast need light to grow? The bread I make using yeast rises in the dark.

*November 9, 2006*

**Identifying controls and Variables**

i need extra help idont know what is am doing

*October 1, 2006*

**US HISTORY**

who discovered the mississippi river? Although the Mississippi river was discovered in its lower course by Hernando de Soto in 1541, and possibly by Alonso Alvarez de Pineda in 1519, Europeans were not yet prepared to use the discovery, and two Frenchmen, Louis Joliet and ...

*August 21, 2005*

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