Sunday

August 28, 2016
Total # Posts: 81

**Math**

Ali has 4 mangoes,Joe has 3 how many more mangoes does Ali have
*May 11, 2016*

**math**

An elastic spherical ballon is being blown up so that the radius is increasing at a rate of 1cm/sec. Calculate the rate at which the volume of the ballon is increasing when the radius is 5cm
*April 21, 2016*

**Life orientation**

Make six suggestions on how to combat the violation or discrimination
*April 17, 2016*

**Life Orientation**

report violation to international violation
*April 1, 2016*

**math**

lf the first of an AP is 7 and 80th term is 393,find the sum of the first 80 terms
*March 30, 2016*

**L.O**

Human right violation of xenophobia
*February 28, 2016*

**PHYSICS**

A UNIFORM METER RULE IS PIVOTED AT P IN 80cm mark on the meter rule force 0.2 And 0.8N Are Applied At M The 60Cm Mark And Q The 90Cm Mark.If The Rule Is In Equilibrium .Find The Mass Of The Rule.Take g=10ms-2
*January 27, 2016*

**PHYSICS**

A BODY OF 50N Rest On A Smooth Plane Incline At 30 Degree To The Horizontal Which Force Applied Parallel To The Plane Will Keep The Body In Equilibrium
*January 27, 2016*

**PHYSICS**

PLEASE POST MY ANSWER
*January 27, 2016*

**PHYSICS**

A BLOCK OF WOOD REST ON AN INCLINE PLANE AND THE COEFFICIENT OF FRICTION BETWEEN THE BLOCK AND THE PLANE IS KNOWN TO BE 0.31 At What Angle Must The Plane Be Inclined To The Horizontal So That The Block Begins To Move Down The Plane
*January 27, 2016*

**PHYSICS**

PLS POST MY ANSWERS
*January 27, 2016*

**PHYSICS**

A CAR TRAVELLING AT 30M/S Overcome A FrictionAlly Resistance Of 100N While Moving.What Is The Power Of The Engine(Take 1 Hp=3/4 Kw)
*January 27, 2016*

**math**

45% of a class are girls if these are 40 chidren in the class how many are boys?
*January 20, 2016*

**Physics**

The truck of a passenger car applies brakes at a velocity of 30 m/s and comes to rest 5 seconds later. What is the deceleration?
*November 23, 2015*

**Physics**

how long does it take a car to change its velocity from 15m/s to 25m/s if it accelerates uniformly at 5m/s2.
*November 23, 2015*

**math**

cross multiply and you will get something like this 2.5 X x = 0.5 X 1.25 which the answer will be 2.5x = 0.625 because we are finding for x so divide both sides by 2.5 so that x can stand alone. so 0.5x over(divided by) 2.5 and 0.625 over(divided by) 2.5. (note: we are finding...
*November 23, 2015*

**physics**

A 40 N force is applied at an angle of 30o to the horizontal to pull a 6 kg box along the floor. If the coefficient of friction between the box and floor is 0.3.The box initially at rest moves a horizontal distance of 5m. What is the speed of the box when it reaches 5m? No ...
*November 8, 2015*

**physics **

a mass of 15kg was suspended from a ceiling is pulled aside with a horizontal force,F, calculate the value of tension, T. (g=10m/s)
*September 27, 2015*

**St.Peter's Boys Senior High School**

In a class of 500 students,60 study geography,40 study English,30 study geography and history,25 study English and history,if 10 study all the three subjects,find using venn diagram the number of students who study none of the three subjects.
*August 24, 2015*

**Augusco**

The speed of a car weighing 1500kg increase from 40m/s to 50m/s.calculate the change in its momentum
*August 18, 2015*

**life orientation**

People will live in fear
*May 26, 2015*

**life orantation**

evaluate the extent to wich the service delivery protest met?
*May 23, 2015*

**science**

If the half life- period of a radioactive element is 1600.After how many years will if remains 25% of his quantity
*April 11, 2015*

**physics**

dahnay carried a box (5,4)m.the box had a mass of 5kg.dahnay says that over 300J of work was done on the box . is dahnay correct?explain the answer.
*March 16, 2015*

**physics**

When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 7.87 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
*February 15, 2015*

**math**

Francine can read 24 pages in 30 minutes.How can you mentally calculate the number of pages she can read in 45 minutes
*February 5, 2015*

**Math**

A trees shadow is 32 feet long how tall is the tree?
*November 25, 2014*

**Physics**

1 answer
*November 23, 2014*

**Economics**

What are the cost and consequences of providing the subsidies and welfare?
*May 5, 2014*

**Economics**

Why is the south african government is not providing enough welfare on subsidies to the poor and underpriviledged?
*May 4, 2014*

**baker**

B: When they struggle with body changes.
*February 11, 2014*

**science**

30 ml KMnO4 solution is required to titrate 25 ml M/50 oxalic acid solution.find the molarity of KMnO4 solution and g/L also.
*October 25, 2013*

**Algebra**

Each day, a lion in South Africa spends 1/6 of the day watching gnus and 1/4 hours chasing gnus. Then the lion takes 4 times as much time consuming the gnus as chasing the gnus. What is the number of minutes that a lion spends a day watching, chasing and consuming gnus?
*September 22, 2013*

**Math**

Old McDonald has cows and chickens on his farm. If the animals on his farm have a total of 197 heads and 634 legs, how many cows does Old McDonald have? Note: A cow has 1 head and 4 legs. A chicken has 1 head and 2 legs.
*September 22, 2013*

**life orientation**

Three environmental health hazards that cause ill health
*April 30, 2013*

**mathematics**

what value of k makes the given expression a perfect square?M square -8m+k
*April 28, 2013*

**mathematics**

find the 8th term of an A.P -3,-1,1
*April 28, 2013*

**tourism,geography,economics and math literacy**

geography,tourism and maths literacy
*March 26, 2013*

**Math **

Explain how to find 14 x 19 by breaking apart the factors in tens and ones and finding the sum of the four parts
*January 21, 2013*

**Math**

Draw the graph of the following function on the given interval. [4 marks] y=1.8cos(2x+〖30〗^o ) -〖180〗^o≤x<〖180〗^o 4. Draw the graph of the following function on the given interval. [4 marks] y=1.8cos(2x+〖...
*January 21, 2013*

**Math**

2. A propeller on a gas turbine rotates 64° every 2.70 minutes. What is the angular velocity in rev/s? What is the linear speed of a point at the tip of the blade if the diameter of the blade is 5.37 ft?
*January 21, 2013*

**Math**

1. Find the area of a segment of height 22.1 inches in a circle of radius 6.42 ft. Draw a rough sketch of a circle showing the height and radius. Consider significant digits.
*January 21, 2013*

**chemistry**

what is the boiling poinj of cs2,naf andco2
*November 22, 2012*

**chem**

If an albumin solution replaces starch inside the dialysis tube, would it be detected in the liquid outside the dialysis tube
*November 13, 2012*

**body systems**

Its B
*August 26, 2012*

**life orientation**

POTOKO HIGH SCHOOL
*April 21, 2012*

**financial accounting**

jhghgf
*November 25, 2011*

**Math**

Without using calculator,evaluate Sin15 deg,Cos 15 deg,Sin 75deg. O need the answer urgently pls.
*November 14, 2011*

**science**

What is the density of 57g and a volume of 6mL
*September 22, 2011*

**Maths**

Jason’s credit card’s beginning unpaid balance for August is $2,000. During the August billing cycle he made a payment of $200 and used card to purchase $50 worth of grocery. Credit card charges 24% annual percentage rate and uses the unpaid balance method. a. What ...
*September 20, 2011*

**life orientation**

Topic:the practice of high-risk sexual behaviour amongst the adolescence. Describe the life style behaviour and explain 5 factors
*June 1, 2011*

**chemistRY**

3.5g
*February 8, 2011*

**advance algebra**

i think of 3 positive numbers. the greatest number is twice a perfect square. the least of them is 1 less than half the greatest number. the average of the 3 numbers is 12.
*January 19, 2011*

**Physics**

Earth has a mass of 5.97x10^24kg and a radius of 6.38x10^6m. Find the wight of a 65.0kg person on the surface of the earth and 1000km above the surface of earth?
*January 11, 2011*

**Chemistry**

how many milliliters of 0.250M KOH will react with 15.0mL of 0.305 M H2SO4?
*December 9, 2010*

**Chemistry**

oh, i'm sorry, i was not able to see your answer on my previous question right away. i was posting my questions first, hoping to have answers right a away even with just one of my posts. i'm sorry. and thank you, i'm now using what you told me. :)
*December 9, 2010*

**Chemistry**

a 15.00mL sample of NaOH was titrated to the stoichiometric point with 17.40mL of 0.2340M HCl. a) what is the molar concentration of the NaOH solution? b)calculate the grams of NaOH in the solution.
*December 9, 2010*

**Chemistry**

thank you. i'm just confused what to use to find the number of moles, when there's mass and other given. thanks for the help.
*December 9, 2010*

**Chemistry**

oh! is it right? i need to multiply the number of HCl to 1mol/6.022x10^(23)?
*December 9, 2010*

**Chemistry**

a)HCl + NaHCO3 -> NaCl + H2O + CO2 b)2HCl + CaCO3 -> CaCl2 + H2CO3 -> CaCl2 + H2O + CO2 c) Al2O3 + HCl -> AlCl3 + H2O + O2 hmmm a) 1mole b) 2moles 3) 1 ??
*December 9, 2010*

**Chemistry**

calculate the theoretical number of moles of HCl equivalent to 1 mole of a) NaHCO3 b)CaCO3 c)Al2O3
*December 9, 2010*

**Chemistry**

oh, you used the molarity to get the mole.. but i don't know what will i do with the 500mg and how to relate (3)and(4) to get the mass of NaHCO3.
*December 9, 2010*

**Chemistry**

i didn't round it off, because in our class we have a rule that we should not round off until we get the final answer. NaHCO3 + HCl -> NaCl + H2O + o2 0.040 L / 0.120 mole L = 0.33..
*December 9, 2010*

**Chemistry**

i got 0.01371516348 moles of HCl and then the molecular mass of NaHCO3 is 84.008.. how am i going to use these 2 to find the mass of NaHCO3? (sorry, i'm just confused)
*December 9, 2010*

**Chemistry**

How many milligrams of NaHCO3 are in a 500mg tablet if 40.0 mL of 0.120M HCL is required to neutralize the sample?
*December 9, 2010*

**Chemistry**

How to find the molarity of NaOH when the given is 0.1803 grams of KHPg/mol molecular w. of KHP is 204.2 9.7 ml NaOH
*December 9, 2010*

**Math**

OOOOkkay! Now I got it! The amount of pears stayed the same. Thanks!
*December 8, 2010*

**Math**

How do I know that is the price of the apple instead of the pear???
*December 8, 2010*

**Math**

If one apple and two pears cost $1.55 and two apples and two pears cost $2.30, how much does one apple cost?
*December 8, 2010*

**Chemistry**

read the text book, chemistry by raymond chang chapter 14
*November 1, 2010*

**Western Civilization to 1648**

1. Discuss how Alexander the Great created an empire in which Greek civilization flourished in the midst of many diverse cultures. 2.Discuss how the Greek city state developed in the farmework of larger word dominated by Persia. 3. Discuss the political, social, and ...
*April 18, 2010*

**intermediate algebra**

Let l = measure of the parallel side of the highway in meters w = measure of the perpendicular side of the highway in meters l + w = 3000 l = 3000 - w length = 3000 - w width = w A= lw **since we will only use 1 side of the length, we will use: A= [(3000-w)/2]w 0r w[(3000-w)/2...
*March 8, 2010*

**math**

what did the teacher do with ogar's cheese report
*February 18, 2009*

**Organic Chemistry**

write an equation to explain the interaction of the compound,RNH3Cl with NaOH
*September 27, 2008*

**business**

Explain how Hershey's uses flexible manufacturing to meet customer demands
*August 16, 2008*

**Econ**

How's the Federal Budget Deficit related to trade imbalances?
*October 1, 2007*

**math**

how do you find the diameter of a circle if you don't have the radius? the circumference is 628 cm. Divide the circumference by pi, which is 3.14 (approximately). That will give you the diameter. Circumference = pi * D
*February 15, 2007*

**Math**

Determine whether ~ [ ~(p v ~ q) <-> p v ~ q. Explain the method(s) you used to determine your answer i would use a truth table
*January 24, 2007*

**topics wrting in english**

. in one of the periodic publications of the country, whose language is studied, you read article about the liquidation of zoos in the large cities. You converse with your friends: 1) describe to them about that read, say, what the title of article was; 2) express your opinion...
*December 31, 2006*

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