1. Math

A tourist has planned a trip to cover the distance of 640 miles, driving at some constant speed. However, when he already covered a quarter of the distance, he took a rest for 1.2 hours. Then, in order to arrive at the destination on time, he increased the

2. L.O

Evaluate your own position with regards to the violation of sports personalities' rights by the media?

3. math

Ava and Kelly ran a road race, starting from the same place at the same time. Ava ran at an average speed of 6 miles per hour. Kelly ran at an average speed of 8 miles per hour. When are they both 3/4 miles apart?

4. life sciences

Grade 11 learners want to investigate which enzyme is responsible for chemical digestion of starch into glucose in humans. They are provided with two different enzymes (carbohydrase and proteases ),starch powder,warm water at about 37 and basic glass

5. math

22. Bob and James are finishing the roof of a house. Working alone, Bob can shingle the roof in 10 hours. James can shingle the same roof in 16 hours. How long will it take them working together to shingle the roof? Round your answer to the nearest

6. LO

four factors that could threaten or limit core functions of the media?

7. math

abc is an isosceles triangle in which ab=ac=5cm and bc=6cm.calculate am,where m is the mid point of bc show your workings?

8. Precalculus

Part A given that P=(5,4), Q=(7,3), R=(8,6), and S=(4,1), find the component form of the vector PQ+4RS. a.(18,19) b.(-2,-6) c.(-14,-21) d.(-18,-19) Part B Use the information from part A to find the magnitude of the vector PQ+4RS. a. 2sqrt10 b. 7sqrt13 c.

9. Life orientation

Questions that I can use to evaluate the understanding of service delivery protest

10. Social Studies

What challenges does Russia face as it finds its place in today's world?

11. Math

A picture that measures 10 cm by 5 cm is framed with a uniform border that is the same on all sides of the picture. The area of the border is twice the area of the picture Determine the width of the border.

12. physics

what is the mass of a Bob who fell with a force of 5N from the top of a tree if a work of 100j is done by a box through a distance of 5m calculate the weight of the box

13. Maths

A boy walks 1260meters on a bearing of 120Â°.how far South is he from the starting point?show all workings including drawing

14. Life orientation

How can the geographical spread of media in South Africa be improved

15. physics

The lower and super fixed point of a certain thermometer are 30cm apart. At a certain clay the length of the mercury tread in the thermostat is 9cm above ice point 0ÂºC what is the temperature recorded by the thermometer inÂ  A. Celsius scale, B.kelum

16. math

A model rocket is launched from the deck in Jim's backyard and the path followed by the rocket can be modeled by the relation h=-5t^2 +100t +15, where h, in metres, is the height that the model rocket reaches after t seconds. What is the height of the

17. science

Clorine was bubbled through aqueous iron 2 sulphate solution.State what was observed, the ionic equation and name the oxidzing agent.

18. Chemistry

If the temperature of 50.0 grams of water was raised to 50Â°c by the addition of 4180J of heat energy. What was the initial temperature of the water?

19. English

"America's abundance was created ... by the productive genius of free men who pursued their own personal interests and the making of their own private fortunes... They gave the people better jobs, higher wages, and cheaper goods with every new machine they

20. math

Explain how a trigonometric ratio can be used to find a measurement indirectly.

21. science

why is it advisable to use plasticwares instead of the conventional glasswares in spectrophotometry?

22. physics

An object is projected vertically upwards. Itâ€™s height hm at time t seconds is given by h=20t-3/2t^2 - 2/3t^3, find: a) the time at which it is momentarily at rest b) correct to 2dp, the maximum height reached by the object?

23. PHYSICS

a body of mass 10kg is acted upon by a constant force of 30n,calculate the k.e gain by the body?

24. Social Studies

what is the usual relationship between oil prices and oil production?Select all that apply.

25. English

Read the following sentence: The poor abandoned puppy had a hungry and gaunt look about him. What does gaunt mean? A. Angry and dangerous B. Regal and valiant C. Thin and hungry D. Happy and active I think it is "C. Thin and hungry" but could you clarify?

26. Science

Describe how you would support a client with acquire brain injury who demonstrated cognitive deficits as a result of his injury . identify a minimum of 2 possible problems you might encounter and what positive intervention strategies you would use.

27. Math

A cat breeder is attempting to breed gloved cats for sale by crossing a gloved cat to an ungloved carrier of the trait. Determine the probability that in a litter of 6 kittens, the first 5 will be gloved and the last ungloved.

28. Precalculus

Find u*v, if u=13j and v=i+3j a.-39 b.39 c.(0,39) d(1,39)

29. Physics

If the mass of a boy is 4.2kg,calculate. The weight of the boy If the weight of a fruit is hanging from 300N what is the mass of the fruit

30. physics

caclulate the force applied to move a bag of 10kg through a vertical distance of 2.5m.if (g=10m/s) also determine the work done if a work of 120j is done by moving a box of weight 20N through a vertical height. calculate the height plz help I can't solve

31. math

the 8 term of a linear sequence is 18 and the 12 term is 26 find the first term common difference and the 20 term

32. algebra 2

josh has to graph a set of parabolas of the form y=x^2 -4x+2^n where n is an integer and 0â‰¤nâ‰¤6 what is the probability that one of these parabolas, chosen at random, will have : a)one x intercept b)two x intercepts c)no x intercept

33. maths

two cord /AB/ 10cm and /CD/ 8cm are of a circle of radius 12cm find the distance of each of the chord from the centre

asked by chord properties of a circle
34. maths

Simplify leaving your answer in terms of sin0(titha) 1 /1-cos0(titha) + 1 /1+cos0(titha)?

35. Physics

1. The resultant of two forces X and Y will be greatest when the angle between X and Y solve it

36. Chemistry

What volume of the gas formed,if 0.2 mol of Na will react with water, 2Naoh+H2

37. US history

How have our lives changed from present time now then people from the 1700â€™s

38. Math

How to measure the height and the base of the triangle?e.g if Km=10cm and LNG=5cm

39. Maths

from the top of a tower,the angle of depression of boat is 30 degree.if the tower is 20 metre high ,how far is the boat from the frot of the tower

40. Math

Take identical cut out of congruent triangle of sides 3cm,4cm,5cm. You get a trapeziums. (check it!)which are the parallel sides here? Should the non-parallel sides be equal?

41. Lo

1.One law or legislation that protects citizens againts human trafficking?

42. Chemistry

A solution of 0.2M nitric acid is to be prepared from a 4.5M solution. How much nitric acid needs to be diluted in a50ml volumetric flask?

43. Life orientation

Three example of the human rights violations or discrimination and gives a reason

44. physics

of a man walks10m east and 10 square of 5mnorth ward what it is displacement

45. physics

A brush fire is burning on a rock ledge on one side of a ravine that is 35 m wide. A fire truck sits on the opposite side of the ravine at an elevation 4.5 m above the burning brush. The fire hose nozzle is aimed 35âˆ˜ above horizontal, and the

46. algebra

In a card game player get at the start 2 green cards, 3 blue cards, 4 red cards, and 3 yellow cards. In how many ways can the player get cards at the start if this card game has 7 green, 7 blue, 10 red and 10 yellow cards?

47. Math

in how many ways can the letters of the word social be arranged?

48. Geology

True or false: Emission standards are set and differ at the national, state, and local levels. Â  Please help immediately!!! :(

49. Math

Positive square root of 10816

50. Maths

877.14 to the nearest gram

51. Life orientation

What is Xenophobia?

52. Careers

ergnomics or bio mechanic's what are the cognitive and behavioural demands of work ?scenario ?

53. Careers

Hi ,Im interested in doing Forensic pathology or Teaching / Acting ..I'm more interested in nature and helping people.What levels or percentage do I need to do one of my career choices!? please help

54. English

Traditional healers should not allowed to prescribe medicine in hospitals or clinics

56. Geology

True or false: the stratospheric ozone layer is more or less the cause of global warming. Please help right now!!! :(

57. English

Suppose an essay requires the use of five scholarly articles but the body paragraphs must be discussed in the form of a literature review, can someone explain how this would be done? Do I just discuss the articles that I will be using for the research