# Posts by lucky

Total # Posts: 79

**trigonometry**

If cos x = 4/5, 0° x 90°, find the value of (1 + tan x)/(1 - tan x)

**Social Studies (Check Answers)**

That's why want to know what grade because I don't want to check it and get you to get wrong answers

**Social Studies (Check Answers)**

Okay that's fine but what grade are you in batman

**Social Studies (Check Answers)**

I wound't give him the answer I'm going to help him find the answers on his text book

**Social Studies (Check Answers)**

What grade

**Social Studies (Check Answers)**

What unit and lesson is it?? I can help u

**Math**

5. How would you change this sentence to a true statement? b. Every irrational number is a rational number. c. Every irrational number is a real number. •• d. Every irrational number is a whole number. e. Every irrational number is a perfect square.

**Math**

19. Which set of numbers is ordered correctly from least to greatest? A. 0,-3,-[4],[-5],8 B. 8,[-5],-[4],-3,0 C. -[4],-3,0,[-5],8 D, [-5],-[4],-3,0,8 ••

**Life orientation**

Combat violations of human rights

**life orientation**

Have the right to basic education,have the right to live without any violations. The gang violence,human abuse and child labour the govern must be against to prevent it an also communities must protest against it

**life orientation**

3 human right violation

**life orientation**

3 human rights violation and explain in an introductory paragraph

**life orientation**

I don't know the answer

**maths and science**

maths

**Life orientation**

Maths

**geometry**

Constuct a triangle ABC ,given that angleA is 70 degree & angle C is 35 degree and length of perpendicular from A on BC is 5cm .meausre BC

**aLGEBRA**

hOW MANY STUDENTS IN A CLASS IS POETS AND HOW MANY NOVELISTS WHEN THERE ARE 24 STUDENTS IN THE CLASS AND POETS OUTNUMBER NOVELISTS 5 TO 3

**math**

tom takes 3days to do a piece of work while jerry takes only one day for the same. together, they both can finish the job in 15 days. in how many days tom will finish the work? solution please

**math**

tom takes 3days to do a piece of work while jerry takes only one day for the same. together, they both can finish the job in 15 days. in how many days tom will finish the work? #please give it, the complete solution. please hurry

**chemistry**

find the percentage by mass of nitrogen present in (NH4)2SO4

**L.o**

What ar three practical measures to deal with this environmental issue that causes ill-health on a personal level?

**life orientation assignment**

Give 3 media forms over the same two week period.

**sociology**

social class

**math**

90

**math**

75

**Technology**

I just finished the exam. It was supporting evidence

**Geometry**

Gosnkasnhf

**algebra**

Solve the inequality graph the solution set 26+6b>2(3b+4) answers are. All real numbers, b<11/2, b>11/2, no solution thanks

**algebra**

Show all steps evaluate the expression for the given value of the variable 5a+5b,a=-6,b=-5thanks

**a**

A rectangle is 3times as long as it is wide the perimeter is 60cm. Find the dimensions of the rectangle round to nearest tenth if necessary answers are 7.5cm.by22.5cm., 7.5cm.by52.5cm., 20cm.by60cm., 15cm.by22.5cm thanks

**algebra**

Solve the equation-5y-9=(y-1) answers are-1/2, -21/2, -2, ,2/4

**algebra**

Show all steps evaluate the expression for the given value of the variable 5 a+5b,a=-6,b=-5

**Mathematics**

Prove this P(-3;7),Q(5;13),R(8;9) and S(0;3) are the vertices of a quadrilateral in a Cartesian plane.

**Geometry Proofs (w/Pic)**

P(-3;7),Q(5;13),R(8;9) and S(0;3) are the vertices of a quadrilateral in a cartesian plane.

**Word problem**

10 men are fishing in a row boat. The center is empty. The 5 men need to swap places. A man can move to his seat if it is empty or step over one person to an empty seat what are the minimum moves needed for the five men to swap places. My answer is 25

**Math word problem**

Jeff went fishing yesterday and caught a large fish. Upon measuring it he found that the head was 6 inches long. He also noted that the tail was as long as the head plus one-third of the back and that the back was as long as the tail plus twice the head. How long was this fish?

**Working backwards (problem solving)**

a store bought some calculators for $400 wholesale and sold all but 10 of them retail for $280 total. The store paid a whole number of dollars for each and received a whole number of dollars each week. If the store made a profit on the sale of each calculator how many ...

**median**

calculating the range of 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 Is the range 16-0 =16 if this is the range what is the median 9 or 10

**Math**

Last year company x produced 96.8% of a certain product. If company y produced the remaining amount of this product what percent did company y produce?

**Math**

Last year company x produced 96.8% of a certain product. If company y produced the remaining amount of this product what percent did company y produce?

**Life orintation**

Name two community organisations that are involved in supporting or giving redress to environmental factors. Explain how these community organisations are involved in redressing these issues.

**chemistry**

please i need example of hno3 cuo

**geography**

What is the value of igneous rocks to humankind

**physical science**

A builder pushes a wheelbarrow loaded with sand ,from rest at point A,up a ramp of unknown length ,which is inclined at unknown angle ,vertical height of unknown 2,75m

**chemistry**

A generic salt, AB, has a molar mass of 313 g/mol and a solubility of 4.30 g/L at 25 °C. What is the Ksp of this salt at 25 °C?

**Life orientation**

Discribe the life style of cancer and explain 5(more) factors that contribute to the cancer

**Life orientation**

In 10-15 critically discuss 5 ways in which the human or enviromental problem impacts on the community.provide relevent sources to support your claims

**chm**

Which of the following facts is evidence for the existence of induced dipole-induced dipole interactions between molecules? Answer >>>Ions in water become surrounded by water molecules and this is what we observe as "dissolving." Water freezes into a solid ...

**Chemistry**

From the jewelry descriptions given, select the homogeneous mixture or solution. Answer?? 10 carat (K) electroplated gold jewelry 24 carat (K) gold jewelry (i know this is pure gold) 18 carat (K) gold jewelry Are these right? CaCl2>>calcium chloride NaF>>>sodium...

**chemistry**

From the jewelry descriptions given, select the homogeneous mixture or solution. Answer?? 10 carat (K) electroplated gold jewelry 24 carat (K) gold jewelry (i know this is pure gold) 18 carat (K) gold jewelry Are these right? CaCl2>>calcium chloride NaF>>>sodium...

**Human Sexuality**

What my parent told me

**science**

a rubber ball thrown at a height reaches the ground and keeps bouncing for sometime before coming to rest.

**life orientation**

tuberculosis

**chemistry**

consider the reaction, 2Al(OH)3+3H2SO4---->Al2(SO4)3+6H2O a. Given that 152g of H2SO4 reacts with 234g of Al(OH)3 Howmany grams of Al2(SO4)3 will be theoretical generated? b. which of the reactants is the limiting reagent? c. If the actuall yield was 135 g Al(SO4)3, what is...

**math**

A ladder , 5 meter long , standing on a horizontal floor , leans against a vertical wall . If the top of the ladder slides downwards at the rate of 10 cm/sec . Find the rate at which the angle between the floor and the ladder is decreasing when the lower end of the ladder is 2...

**chemistry**

what is the molarity of a solution containing 15.0 g of NaCl in 1.25 L of solution?

**Liff Orientation**

In 10-15 lines critically discuss 5ways in which the human or environmental problem impacts on the community.provide relevant sources to support your claims.

**Life orientation**

Recommendation

**Math**

On Dec 1,2007,you could buy a 10-year U.S.Treasury note(a kind of bond)for $10,000 that pays 4.21% simple interet every year through Dec 28,2017.How much total interest would it earn by then? Thanks!

**Physics**

Calculate the net charge on a substance con- sisting of a combination of 3.5 × 1013 protons and 6.3 × 1013 electrons. Answer in units of C.

**Physics**

A certain moving electron has a kinetic energy of 1.01 × 10−19 J. Calculate the speed necessary for the electron to have this energy. The mass of an electron is 9.109 × 10−31 kg. Answer in units of m/s.

**math**

In 1991, the separation between goalpost uprights in college football changed from 23 feet 4 inches to 18 feet 6 inches. What percent reduction was this? (accurate to tenths)

**geometry**

the perimeter of a rectangle is 70m. if the width were doubled and length were increased by 24m, the perimeter would be 142m. what are the length and width of the rectangle?

**Economics**

The productivity of a single resource in producing wheat and microchips in both Canada and Japan: One unit of resource produces: Canada 50 tons wheat, 20 micrchips and Japan 2 tons wheat, 12 microchips. (b) Suppose Canada is endowed with 2 units of this all-purpose resource ...

**Economics**

The productivity of a single resource in producing wheat and microchips in both Canada and Japan: One unit of resouce produces: Canada 50 tons wheat, 20 microchips and Japan 2 tons wheat, 12 microchips. (a) What is the opportunity cost of producing a ton of wheat in Canada ? ...

**statistics**

A recent report stated "Based on a sample of 250 truck drivers, there is evidence to indicate that, on average, independent truck drivers earn more than company-hired truck drivers." This statement is an example of __________.

**statistics**

The weight of corn chips dispensed into a 19-ounce bag by the dispensing machine has been identified as possessing a normal distribution with a mean of 19.5 ounces and a standard deviation of 0.1 ounce. Suppose 100 bags of chips are randomly selected. Find the probability that...

**statistics**

To win at BIG GAME in a certain state, one must correctly select 6 numbers from a collection of 49 numbers (1 through 49). The order in which the selections is made does not matter. How many different 6-number selections are possible, assuming no repetition of numbers? Choose ...

**Psycology**

Thank you so much Ms. Sue have a great evening

**Psycology**

Most of today’s clinicians believe that personality disorders are important and troubling patterns, yet these disorders are particularly hard to diagnose and easy to misdiagnose. These difficulties indicate serious problems with the validity (accuracy) and reliability (...

**Psycology**

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**Psycology**

The DSM-IV is an important tool for clinicians. It provides a standard for diagnoses to be standardized across psychology; however, the DSM-IV is not as precise for diagnosing personality disorders as some psychologists would like. Give an example of each of the following ...

**probability**

If you were to spin a spinner that had eight equal parts labled 1-8 three times what is the probability that all three numbers are (3 or greater than five)?

**accounting**

What entries would the bookkeeper have made ie the cheque is not presented for payment by the payee?

**math/alebra**

One number is 3 times another. If the sum of their reciprocals is2/9 , find the two numbers.

**Economics**

hi, thank u for ur help. for statistical discrepancy i got 211-201=10 i thought its bifference b/w calculation of GDP and the method of income of factor of production(Labor income+Capital Income+Net income foreigners.. lemme know if im wrong!! thnx again for ur help

**Economics**

(Value in billions of dollars) Consumption = 140 Business fixed and residential investment = 27 Inventory stock at the end of 2003 = 10 Inventory stock at the end of 2004 = 5 Depreciation = 12 Government outlays = 80 Government purchases = 65 Total government tax receipts = 60...

**Economics**

a.$10 billion

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