# Posts by lala

Total # Posts: 390

**math**

if A=5^3*7^3*3^4, find the smallest number A must be multiplied to get a perfect square

*March 11, 2017*

**math**

from a group of 5 people, how many ways can 3 be selected?

*March 8, 2017*

**Chemistry**

the right answer is 2.42x10^-19J. but once i plug the numbers on my calculator i get an error message.

*February 24, 2017*

**Chemistry**

Calculate the energy needed to ionize an electron of H atoms from its second excited state.

*February 24, 2017*

**Penn foster**

Please help me in this Exam Number 059839RR Gourmet Essentials

*February 18, 2017*

**Penn foster**

A healthier substitution for one egg is

*February 18, 2017*

**Social Studies 6 B**

I don't know if I feel like reading it but maybe 1 is D, 2 is B, 3 is A, and 4 is C.

*January 26, 2017*

**Social Studies 6 B**

Well, for this quick check. I think that 1 is A, 2 is C, 3 is D, and 4 is B. But, I am not sure which one is right and which one is wrong.

*January 26, 2017*

**Social Studies 6 B**

I know but I do not know the answers.

*January 26, 2017*

**Social Studies 6 B**

Ok but I'm in connexus and I don't know the right answers to this quick check.

*January 26, 2017*

**Social Studies 6 B**

1. The Saraswati River was a twin to which other river? A. Ganges. B. Tigris. C. Himalaya. D. Indus. 2. Glacial runoff and ________ provide the water for the large rivers of India. A. underground wells. B. melting snow. C. rain. D. steam. 3. Saraswati means A. "god of the...

*January 26, 2017*

**Finance**

You plan on depositing $10,000 at the end of each year for 30 years into a retirement account that pays 5% interest. How much could you withdraw annually in equal beginning of year amounts starting at the time you make your last deposit and continuing for a total of 20 years, ...

*January 13, 2017*

**Finance**

EMAR expects to receive $2,000 per year for 10 years and $3,500 per year for the next 10 years. What is the present value of this 20-year cash flow? Use an 7% discount rate.

*January 13, 2017*

**Finance**

Suppose you borrowed $15,000 at a rate of 9% and must repay it in 5 equal installments at the end of each of the next 5 years. What is the outstanding balance of the loan at the end of second year?

*January 13, 2017*

**Math**

9:2x=15:12 , so x= ..?

*November 22, 2016*

**physics**

a car travels at 25m/s on a slick road takes 4 second to come to a complete stop. what was the car's average acceleration over 4 second?

*November 10, 2016*

**Math**

A garden is 3m wThere is a pathway that runs along the perimeter inside the garden.If the area of pathway is half of the area of garden, then the width of the pathway is how many meters?

*September 27, 2016*

**English**

In the Night The Bed Fell, what is the father's reaction to the scene he discovers when he opens the attic door? He is ready to chase a burglar He's worried someone's been hurt He wants to know what's happened He's glad that everyone's all right My ...

*September 19, 2016*

**Math**

OF COURAE ITS B!!!

*September 11, 2016*

**Math**

Find the quantity of which: 5.4 kg is 45%

*August 19, 2016*

**physics**

0.1 n/m

*July 7, 2016*

**math**

361.14

*July 6, 2016*

**English (Langue Arts)**

What does the following quote from “The cask of Amontillado “ reveal about what Montresor wants his servants to do ? "I had told them that I should not return until the morning and has given them explicit orders not to stir from the house. These orders were ...

*May 20, 2016*

**accountung**

23.50 per mo for 540 min

*May 10, 2016*

**accountung**

a fixed mo fee of 22.00 up to 510 min. then .05 per min thereafter if i use less than 510 min i still pay 22.00 per month based on 100 min/ 240 min. 540 min.

*May 10, 2016*

**accounting**

paying a fixed monthly fee of $15.00 up yo 240 min then .08 per min if i use less than 240 min still paying 15.00 per mo. based on 100 min 240 min 540 min

*May 10, 2016*

**Accounting**

variable cost, fixed cost, total costif .10 per min long dist calling based on 100 min, 240 min, and 540 min

*May 10, 2016*

**Math**

I wish that I knew the answer to help. I have the same question I need to answer

*May 4, 2016*

**Biology**

@MsSue

*May 3, 2016*

**Biology**

I think it is a and c

*May 3, 2016*

**Biology**

Which of the following animals are considered hominiods? Select all that apply. gibbons Old World Monkey orangutans tarsiers

*May 3, 2016*

**Biology**

So is it five percent @MsSue

*May 3, 2016*

**Biology**

I think it is 5% I'm not sure

*May 3, 2016*

**Biology**

What percentage of animals on earth are vertibrates? 5% 25% 50% 95%

*May 3, 2016*

**maths**

A car completes a trip in 20 minutes. for the first half of the trip the speed of the car was 100km/h and the speed for the second half of the trip was 90km/h. How far did the car travel (in km) if the distance for the first part is the same as the second part

*April 14, 2016*

**math**

3 group of w is what in algebraic expression

*February 4, 2016*

**SS 1 QUESTION PLZ HELP**

Are these right for sure?

*January 26, 2016*

**Socialsl studies**

No, He's right

*January 25, 2016*

**chemisty**

Gary is carrying out two chemistry experiments. In experiment A he mixes hydrochloric acid with sodium carbonate. In experiment B he mixes nitric acid with copper carbonate. Explain what Gary will need to do in order to test the gas produced in each experiment. I don't ...

*January 21, 2016*

**Math help**

A small recording studio that produce its own records is able to press 100 records a day for a profit of $3.60 per record. If a more expensive process is used, production can be increased, but the profit per record diminishes by 2 cents for each additional record produced. how...

*January 12, 2016*

**Matsci**

If the absolute pressure at the bottom of the ocean is 120 kPa, how deep is the water at this point

*December 5, 2015*

**Statistics, Math**

For 30 randomly selected Rolling Stones concerts, the mean gross earnings is 2.37 million dollars. Assuming a population standard deviation gross earnings of 0.52 million dollars, obtain a 99% confidence interval for the mean gross earnings of all Rolling Stones concerts (in ...

*December 1, 2015*

**science help**

No it's c.

*November 10, 2015*

**Math**

It is 2 5/8

*November 4, 2015*

**chem**

Calculate the number of kJ released for the reaction shown below, if you begin with 52 grams of fluorine (F2), and the ΔH = -542 kJ. H2(g) + F2(g) → 2 HF(g)

*September 29, 2015*

**integrated science**

with all other factors equal, if you double the balanced force on an abject of a given mass the acceleration will be?

*September 20, 2015*

**Math sequences**

Determine the smallest interger n such that 1+(4/5)+(4/5)^2+...+(4/5)^n>4.9 Please explain ti me about thisquestion. I can'tunderstand it.

*August 10, 2015*

**Science**

Omygossh thanks damon!!! :)

*June 23, 2015*

**Science**

The rider of a ferris wheel moves at a rate of 0.18 m/s2. If the rider is 5.0 m from the center of the ferris wheel, What is his/her Velocity? Can't figure out if the RADIUS and RATE are the same and Which one is the radius/rate?

*June 23, 2015*

**Math**

1.) In the following problem, write the first five of the terms of the arithmetic sequence. a1=16.5 d=0.25 2.) Find a the correct formula for the an for the arithmetic sequence. a1=-1 d=5

*April 16, 2015*

**Science**

the energy an object has due to it's motion is called a what?

*March 18, 2015*

**Science**

All corret!!!

*February 26, 2015*

**quick question**

could you tell me what there asking for ?

*February 23, 2015*

**quick question**

what are three programs financed from one payroll tax to which employers and employees contribute at a rate specified by law ?

*February 23, 2015*

**Science**

The answer is not B it's D!!!!

*February 7, 2015*

**Math**

Find the exact value: cos(pi/16)cos(3pi/16)-sin(pi/16)sin(3pi/16)

*January 29, 2015*

**algebra**

A fuel storage tank has one supply pump and two identical outlet pumps. With one outlet pump running, the supply pump can increase the fuel level in the storage tank by 8450 gallons in 30 minutes. With both outlet pumps running, the supply pump can increase the fuel level in ...

*November 27, 2014*

**algebra**

A motorboat traveling a distance of 225 miles in 5 hours while traveling with the current. Against the current, the same trip took 9 hours. Find the rate of the boat in calm water and the rate of the current. rate of boat___ mph rate of current___ mph

*November 27, 2014*

**Science 8 - Check Answers**

What are the answers at

*November 14, 2014*

**calc 3**

1. Evaluate the given integral by making an appropriate change of variables, where R is the region in the first quadrant bounded by the ellipse 36x^2+25y^2=1. L= double integral R (4sin(144x^2+100y^2) dA. 2. Use the given transformation to evaluate the given integral, where R ...

*November 4, 2014*

**chemistry**

Calculate the pH of 0,3g calcium hydroxide dissolved in water to give 500ml solution.

*October 26, 2014*

**Language Arts**

Are you guys going to Connexus?

*October 23, 2014*

**college algebra**

The rate at which water evaporates from a certain reservoir depends on the air temperature. The table below shows the number of acre-feet (af) of water per day that evaporate from the reservoir for various temperatures in degrees Fahrenheit. Temperature, °F af 40 760 60 ...

*October 22, 2014*

**college algebra**

A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln is shown for various times (in minutes) in the following table. Time(min) Temperature (F) 15 2200...

*October 22, 2014*

**Physics**

A square loop of wire of side 3.0 cm carries 3.0 A of current. A uniform magnetic field of magnitude 0.67 T makes an angle of 37degree with the plane of the loop. What is the magnitude of the torque on the loop? What is the net magnetic force on the loop?

*October 13, 2014*

**Physics**

a singly charged ion of uknown mass moves in a circle of radius 12.5 cm in a magnetic field of 1.7 t. the ion was accelerated through qa potential difference of 5.7 kv before it entered the magnetic field. what is the mass of the ion

*October 13, 2014*

**Math**

Determine if correct or incorrect and justify yourself. n^3 = O(n^2 + n^3) The O is the big Oh notation.

*September 24, 2014*

**4th grade math**

If jill climbed 100 feet more, how many feet above sea level would she be?

*August 18, 2014*

**Economic**

capital rationing assumes?

*July 3, 2014*

**Economic**

a 20 year bond pays on a face value of $1,000. If similar bonds are currently yielding 9%. What is the Market value of the bond?

*July 3, 2014*

**Economic**

Suppose a firm has a constant marginal cost of$10 the current price of the product is $25, and at that price, it is estimated that the price elasticity of demand is -3.0. Is the firm charging the optimal price for the product? Demonstrate how you know.

*June 19, 2014*

**math**

20. Which of the following rectangles is similar to a rectangle that measures 13 units by 25 units?

*June 2, 2014*

**chem**

1) how many molecules are present in 1.5 moles of NaCl? 2) how many atoms of chlorine are in 19.0 grams of MgCl2?

*May 29, 2014*

**Help Mrs.Sue LA**

18.When she is shy and doesnt want the teacher to pick relates to the main idea because it shows that when the she is interviewing the teacher she figures out she can do it and becomes confident. 19.? Help please.

*May 21, 2014*

**English II**

That day I was so worried that I

*March 26, 2014*

**chemistry**

If we have a concentration of H+ at 5 x 10-2 mol/L, what is the pH value? A. -1.30 B. 0 C. 1.3 D. 2.6

*February 13, 2014*

**Math**

How would you solve 4[7^(x-2)] = 8

*January 23, 2014*

**Chemistry**

118.2

*January 19, 2014*

**English**

Help please!!!

*January 12, 2014*

**English**

What does this quote mean? “Stars got tangled in her hair whenever she played in the sky.”

*January 12, 2014*

**science**

I think the answer is D but it's a competitive relationship, so I am stuck.

*December 13, 2013*

**Physics**

two hundred fifty grams of iron is heated from 27 degree Celsius to 300 degree Celsius . how much ice can be melted and raised to a temperature of 27 degree Celsius by hot iron?

*November 17, 2013*

**Physics**

An electric heater warms a large 0 degree Celsius block of ice at the rate of 200J/s . calculate the mass of the ice that melts in 10 minutes

*November 17, 2013*

**algebra**

A car travels down the highway at speeds between 50 miles per hour and 65 miles per hour. If the car travels for 4 hours, write an expression that represents the distance, d, the car has travelled.

*November 1, 2013*

**Chemistry**

Oh, thank you!

*October 28, 2013*

**Chemistry**

What is the electro-negativity of NO ? (Nitric oxide)

*October 28, 2013*

**Geometry**

Use the Pythagorean Theorem to find the height / bases in each triangle. Then apply formula for area - b(h)/2

*September 30, 2013*

**Pre-Calculus**

C(x) = 14 ( 150) + 6 (230-150) + 3x

*September 30, 2013*

**Math**

A spherical balloon is being inflated. Estimate the rate at which its surface area is changing with respect to the radius when the radius measures 20 cm.

*September 22, 2013*

**Math**

How do you factor 2a^2 - 1 ?

*June 4, 2013*

**Math**

APPLE + ORANGE

*May 13, 2013*

**Math**

Find a polynomial whose zeroes are double the zeroes of P(x)=x^3-7x^2-5x+2.

*March 10, 2013*

**Financial Mgmt.**

Nachman Industries just paid a dividend of D0 = $1.75. Analysts expect the company's dividend to grow by 30% this year, by 10% in Year 2, and at a constant rate of 5% in Year 3 and thereafter. The required return on this low-risk stock is 9.00%. What is the best estimate ...

*March 5, 2013*

**english**

did you get this answer?

*February 6, 2013*

**chemistry**

how to prepare and calculate 10%,20% and 30% of phosphoric acid from the concentrated? Meaning that if 10% = 10%phosporic acid+90% of water. let say i want to prepare in 250ml volume.

*January 29, 2013*

**chem**

When saccharin is added to pure water, the freezing point of the resulting solution drops to -5.0C, Calculate the freezing point depression of the aqueous saccharin solution. Note: freezing point of pure water is O.0C... Stuck thanks so much!

*January 16, 2013*

**Economics**

how did the wizard of oz(the movie) relate to the social and economic texture of america?

*January 10, 2013*

**Science Help**

It is a mini one, like a toy car.

*December 29, 2012*

**Science Help**

Please help , I need to make a solar powered car. Where would I be able to get 3v motors ?

*December 29, 2012*

**Physics**

A mountaineer

*December 6, 2012*