# Posts by Johanna

Total # Posts: 46

**Marh**

18/27= 0.66 66 will be your grade

**Calculus**

Sketch a rough graph of the yield of a crop as a function of the amount of fertilizer used. I do not know what to do, can someone guide me?

**geometry**

hot dog of course

**Life orientation**

Critically discuss six ways that the human rights violations influence individuals, groups andthe broader south african community

**math**

Two horizontal forces act on a wagon, 550N forward and 300N backwards. What force is need to produce a net force of zero? 500 N 300N -----> Object <-------- -----> <-------- Fnet=F1+F2+F3 0=500N-300N im so totally lost

**S.S**

Thanks last lesson for social studies whooo.... I don't want to go into highschool.

**science PLZ HELP**

Olivia is correct.

**please assist me with science**

I have this m(9.8)(sin28)+(0.387)m(9.8)(cos28)=588 My mass is 73.96kg just realized now I made an error while pressing the values on my calculator...... Thanks alot

**please assist me with science**

I don't have a factor of two for g I used 9.8?

**please assist me with science**

Thanks so my mass is 157.62kg? Am I correct?

**please assist me with science**

Yes it is physical science

**please assist me with science**

1.a car moves at a constant velocity up an inclined plane angle of 28 degrees with the horizontal.The coefficient of friction is 0.387. The force exerted by the engine on the car is 588N... A.Calculate the of the car? B. Frictional force acting on the car

**science**

Blank is a major component of bones and the proteins that build muscles

**math**

Find the measure of the interior angle in a regular polygon if the ratio of the sum of the measures of the interior angles to the sum of the measures of the exterior angels is 4

**math angles**

write 1 capital letter that has an acute angle and 1 that has a right angle.

**literacy**

what is poin of view

**science help plzzz**

I don't have a clue. What about you?

**math**

Wouldn't it be 15%?

**math**

The cost lunch is $29.40, and Maya $33.81 in all. What percent was the tip that Maya left?

**STATISTIC**

4/52

**math**

trinity is correct

**Math**

If a person throws a water balloon, the height (in feet) if the water balloon is modeled by the equation: h=-16t^2-5t+100, where t is in seconds. When will the water balloon hit the ground?

**math**

p(less than 3 and consonant)

**Public Health / Science**

Thank you so much for your assistance!

**Public Health / Science**

Where can I find the top five health problems in Florida? I have checked the Florida Department of Health site but I am not having luck. Any help would be appreciated. Thanks.

**Chemistry**

NaHCO3+CH3COOH→H2CO3+NaCH3COO the mass of can changes after reaction, what would be a logical mass?

**Chemistry**

The solution is unsaturated. The data point is below the solubility line at 25degree C, which means the solution can dissolve more solvent.

**biochemistry**

given 3 fat samples and told that one of them contains cholesterol,outline the test you would use to identify which of these samples contains cholesterol.

**Pre-Calc**

y=cos^-1(6pi/7) Is the answer undefined? Thanks for your help.

**mount**

wat is 1.71 to 4.56 in its simplest form?

**AP Economics**

I think I am thinking too deeply into it. Is it simply (1), what to produce?

**AP Economics**

Which economic question does the decision to produce butter instead of guns answer? 1.What to produce? 2.How to produce? 3.For whom to produce? 4.Who has a comparative advantage in gun production? 5.Who has an absolute advantage in butter production? I am a little confused on ...

**physics**

is the momentum and force the same for a equal mass cars when: 1. they collide head on both at 30 m/s. 2.one collides with a brick wall at 60m/s

**grammar**

Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence.

**math 5 grade**

the answer is a because 6 times 2 eaquals 12 and you times thirty and twelve together and that's how you get 300 the easy way and how you could check if you are correct you could divide three hundred by 12 and you would get your answer. another way you could do it is ...

**History/115**

Q: What were the negatives of the new market economy? What were the positives of the new market economy? How did the creation of a single market economy shape American values and the economy of today?

**Algebra**

5m -2 = 33 while i know the answer is m=7 therefor making the equation read: 5(7)-2=33 how do I show my work

**Grammar and Composition**

write three analogies using antonyms of your own

**Characteristics of Interpersonal Communication**

I am suppose to write a 1 page essay explaining 2 of the 6 characteristics of interpersonal communication an illustrate how each one is demonstrated in your communicaton style. Including at least one quotation from research

**science**

if an engine must do 500 joules of ork to pull a 10 kg load up to a height of 4 meters what is the efficiency of the engine

**Pharmacy**

I am in need of some help in being able to locate information for this assignment as it seems as though I am unable to locate the information for it. Select a culture with which you may or may not be familiar with. Trace its evolution into what is the modern-day pharmacy ...

**Technology**

Dr. Russ why so rude? He was just asking for help like damn.

**math - fractions**

Hello, I need help for my 5th grader...Solve the problem by working backward. Write the ans. in a compl. sentence. Mara followed a recipe she found on the net to make her own perfume. She started by adding jojoba oil to a small bottle. Then she added 2 1/3ozs of sandalwood oil...

**chem**

The right answer is "unsaturated"

**The lord of the flies-English**

What does ralph say to the twins when they refuse to help him?

**MATH**

hi i was just wondering if u could help me with this math problem. find dy/dx at the indicated point in two different ways (a)solve for y as a function of x and differentiate (b) differentiate implicity. 1. y^2=3x+1 (5, -4) how do u do this in two ways? im confused. and whats ...

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