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Pearl

Questions (90)

Give two advantages and two disadvantages of a bridge
1. 1 answer
2. 45 views
Design a model for your solution
1. 1 answer
2. 41 views
Draw two models that best suit your solution
1. 1 answer
2. 29 views
Name four types of lines
1. 1 answer
2. 36 views
Write a design brief on how you intend on solving the villagers problem
1. 1 answer
2. 28 views
List five structural members of a roof truss
1. 1 answer
2. 32 views
Give two advantages and two disadvantages of a bridge
1. 1 answer
2. 42 views
List two types of bridges you know
1. 1 answer
2. 38 views
If you are asked to draw a diagram it must be?
1. 1 answer
2. 34 views
Cephalization is found in platyhelminthes or cnidaria or both or none
1. 1 answer
2. 41 views
Animal with radial symmetry is arthropods or chordata or none
1. 1 answer
2. 34 views
A multicellular organism with a body cavity is Acoelomate or coelomate
1. 1 answer
2. 39 views
Cephalization is found in
1. 1 answer
2. 40 views
Biological term for a reproductive structure found in gymnosperms and angiosperms only consists of a plant embryo with a
1. 1 answer
2. 67 views
Biological term for the part of the flower that the fruit is derived from
1. 1 answer
2. 30 views
Biological term for type of reproduction in plants that produce offspring with identical genetic composition
1. 1 answer
2. 32 views
Biological term for the type of reproduction in plants that produce offspring with identical genetic
1. 1 answer
2. 35 views
Biological term for the bacterium that cause tuberculosis in humans
1. 1 answer
2. 40 views
Biological term for the germ layer that gives rise to muscle and other internal organs
1. 1 answer
2. 40 views
How can we decrease human trafficking?
1. 1 answer
2. 35 views
In each of the following GP the first second and last term are given. Find the common ratio . The number of term in each case
1. 1 answer
2. 76 views
Define inhumance farming method
1. 0 answers
2. 88 views
Factors that may lead to an increase of learners abusing substance in schools
1. 0 answers
2. 91 views
Reasons for any observed changes since the 2002 survey
1. 0 answers
2. 144 views
Strategies that could be implemented by the community to ensure that the anti substances abuse campaign are effective
1. 0 answers
2. 104 views
Strategies that could be implemented by the community to ensure that the anti substances abuse campaigns
1. 0 answers
2. 94 views
How any five of the youth risk behaviours which you have investigated can be addressed
1. 0 answers
2. 84 views
A group of hikers buys 5 bags of mixed nuts altogether. Each bag contains 2 1/2 cups of mixed nuts. The mixed nuts are than
1. 1 answer
2. 412 views
A coil takes a current of 15A and dissipates 2800W when connected with the supply of 200V ,50Hz when another coil is connected
1. 0 answers
2. 317 views
Which Career stream can I take after high school and the career is high needed and has job opportunities
1. 1 answer
2. 223 views
In an arithmetic progression the 22nd term is four times the 5th term while the 12th term is 12th more than 8th term.find the
1. 2 answers
2. 1,155 views
A body of mass 100kg moves with velocity of 8m/s. Calculate the kinetic energy.
1. 3 answers
2. 1,416 views
3000 kg of exhaust steam is condensed/h in a surface condenser. The dryness fraction of the steam entering the is 0.85.the
1. 1 answer
2. 499 views
A quantity of gas occupies a volume of 0.3 m^3 at a pressure of 101kPa and a temperature of 19°C.The gas is compressed
1. 0 answers
2. 482 views
0.2 m^3 of a gas has pressure of 140kPa .it is compressed to pressure of 700kPa according to the law PV^1.4=C. Determine the new
1. 1 answer
2. 295 views
A tractor is hauling a large trailer with a the load of mealies upwards on an incline or slope of 1 in 20 .The mass of the
1. 1 answer
2. 566 views
Evaluate the indefinite integral1.((x^4 -2 +x)3x^-1)
1. 1 answer
2. 335 views
A stream with current running at 4km/h is 250 m wide between two parallel banks .A boat has to cross the stream. It's speed in
1. 1 answer
2. 537 views
Two vehicles boats sail away from each other on a lake. Sailing boat A sails directly North at 3 km/h and sailing boat B sails
1. 1 answer
2. 523 views
A ship is 50km N.E of Durban harbour and it steams N for 4 hours at 15km/h.Determine it's position with reference to the
1. 1 answer
2. 683 views
Two sailing boats sail away from each other on a lake. Sailing boat A sails directly North at 3km/h and sailing boat B sails
1. 1 answer
2. 548 views
A tractor is towing a large trailer on a horizontal road at a constant speed of 15km/h .The mass of the trailer is 1.3t and the
1. 1 answer
2. 1,020 views
A ship that can cruise at 12km/h in still waters , sets course due S.W .it is driven off by current flowing W.15.N at a rate of
1. 1 answer
2. 690 views
A man walks five miles due east and then three miles in a direction 60° north of east .calculate the displacement of the man.
1. 1 answer
2. 583 views
Calculate the cost to run a washing machine of 220V with the current of 20A for Two hours, if the price of electricity is 22
1. 1 answer
2. 343 views
The field coil of a machine is wound with 700 turns of copper wire of cross sectional area 0,375mm^2 .The mean length per turn
1. 0 answers
2. 491 views
Why did the idea of republican motherhood lead to increased education for some women?A. Women were tasked with educating the
1. 13 answers
2. 3,489 views
Factorise1.3x^2 -x -14 2. 3x^2-13x- 14
1. 1 answer
2. 677 views
Given 2 =10^a and 9 =10^bDetermine the values of the following: 1. Log4 2. Log 6
1. 1 answer
2. 1,339 views
Factorise the following1.(x - 2y)^2 -16/49 2. 3/64 - 27y^2
1. 2 answers
2. 750 views
Solve for x(X-P)^2 =(X- q)^2
1. 1 answer
2. 740 views
A stone with a mass of 6kg is thrown vertically upwards from the top of the building 35m high with a starting velocity 20m/s .De
1. 1 answer
2. 601 views
A spring with a tension of 200N/mm is compressed for a distance of 150mm.Determine the Work done if the spring is compressed a
1. 2 answers
2. 613 views
A truck with a mass of 20t has tractive resistance of 280 N/t if it travels speed of 72 km/h .calculateThe distance travelled in
1. 1 answer
2. 849 views
Fully factorise16x^36 -1
1. 1 answer
2. 832 views
SimplifyY [x+y^2+y]/y+1 +x ÷4y^2-3yx-7y^2/y^2-x^2 × 4y-7x/x+y^2
1. 1 answer
2. 381 views
A force of 40N stretches a wire through 3cm,what force will stretch it through 5cm and through what length will a force of 100N
1. 14 answers
2. 3,732 views
Greg and Gary start a bicycle race at the same place and time.Greg travels at a constant speed of 16 miles/hour and Gary at a
1. 2 answers
2. 711 views
Christian is 3 times as old as Marie. Marie is 12 years younger than Christian. How old is Christian?
1. 3 answers
2. 570 views
Christian is 3 times as old as Marie. Marie is 12 years younger than Christian. How old is Christian?
1. 4 answers
2. 534 views
1/3 cup of flour makes 5 dinner rolls. How many cups of flour for 3 dozens rolls?
1. 2 answers
2. 1,462 views
Latoya ran for president of the chess club, and she received 18 votes. There were 40 members in the club. What percentage of the
1. 3 answers
2. 849 views
Find the interest that accrues in a 30 day month, find the total amount of interest that will accrue before the regular payments
1. 0 answers
2. 428 views
$7200 at 6.8% interest, student graduates 3 years and 9 months after loan is acquired; payments deferred for 6 months after
1. 2 answers
2. 992 views
1. Which of the following transitions shows a comparison?A. although B. however C. just as** D. whereas 2. Which answer option
1. 19 answers
2. 8,753 views
A ball is thrown vertically upwards at 4ms-1 and returns yo the throwers hand.calculate the maximum height reached by the ball
1. 1 answer
2. 775 views
The sum of 2 numbers is 32.when 5 subtracted from 4 times 1 of the numbers,the result is 8 times the other number.find the
1. 5 answers
2. 1,473 views
Determine the mass of copper(ii)trioxonitrate(v) that will be formed when 15grams of copper is added to excess dilute
1. 1 answer
2. 1,059 views
The costs and consequences of providing the subsidies and welfare2. Are there any welfare or subsidy payments that should be
1. 8 answers
2. 1,707 views
two forces of 5 N and 7 N respectively act on an object, what are the maximum and minimum resultants of the two forces?
1. 2 answers
2. 593 views
What career path can I follow with these subjects?
1. 2 answers
2. 555 views
What career path can I follow with these subjects?
1. 2 answers
2. 572 views
Information about Electromagnetic cranes
1. 1 answer
2. 460 views
What is the value of the digit 6 in 683,607 than the value of the digit 6 in 462,601?I see two 6's in each number. Which are you
1. 1 answer
2. 573 views
What is the value of the digit 6 in 683,607 than the value of the digit 6 in 462,601?
1. 1 answer
2. 363 views
Solve the mathematical expression. Show your work.72-5(13+2)*5=
1. 5 answers
2. 434 views
Which term can be put in the blank to make the statement below true?4,000,000=40 A. Thousands B. Ten-Thousands C.
1. 1 answer
2. 631 views
mike spends 2/3 of his time studying. on tuesday spends 1/6 of his time studying for his science test. what is the value of the
1. 2 answers
2. 535 views
how do you write in journal format?
1. 0 answers
2. 443 views
How will an increase in pressure influence the amount of SO2(g) present at equilibrium?explain.
1. 0 answers
2. 363 views
Carl Lewis set a world record for the 100.0-m run with a time of 9.86 s. If after reaching the finish line, Mr. Lewis walked
1. 2 answers
2. 3,630 views
solve t^2 + 3 = 6t using quadratic formula
1. 1 answer
2. 347 views
A random sample of 80 students at a large school shows an average grade of 72 in Algebra with a standard deviation of 4. What is
1. 1 answer
2. 481 views
A random sample of 80 students at a largae school shows an average grade of 72 in Algebra with a standard deviation of 4. Find
1. 1 answer
2. 860 views
A ride in a cab costs $0.40 plus $0.15 per mile.a.Write an equation for traveling x miles in the cab.
1. 2 answers
2. 1,340 views
Find the derivative of the function y=x2 + 2x + 1/ square root of x2 + 2x -1
1. 0 answers
2. 379 views
calculate Ph occuring when 100ml of 0.10m acid is added to 500ml of 0.08m acetate buffer,pka 4.75,ph 4.5
1. 1 answer
2. 471 views
At 25 degrees celsius,one cm3 of iron mass of 7.62 grams. What volume of iron is occupied by 125 grams of iron
1. 1 answer
2. 602 views
What are some examples of solutions and suspensions in our everyday life?
1. 0 answers
2. 989 views
Should an officer withhold information in a press release if that information could later affect the prosecution of a suspect?
1. 1 answer
2. 473 views

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