maths911
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 16
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 28
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 19

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 16
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 7
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 6

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 25
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 9

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Questions Asked

maths911:
Group Title
A test consists of ten truefalse questions, Ben got 8 correct. Test at 5% significance level; whether she could have obtained this score by…
 updated 21 days ago
 No Medals Yet
Mathematics

maths911:
Group Title
The diagram shows the change in the number of passengers when a company reduces the fare
for a train journey from OP1 to OP2.
…
 updated 11 months ago
 10 replies
 No Medals Yet
Mathematics

maths911:
Group Title
Assume country A specializes in producing wheat and country B specializes in palm oil. After the trade , country A exports 300 tons of wheat…
 updated 11 months ago
 4 replies
 No Medals Yet
Mathematics

maths911:
Group Title
Anyone, accounting question?
A company's share capital consists of 150000 ordinary shares of $0.50 each.
It makes a right issue of 1 ordi…
 updated one year ago
 No Medals Yet
Mathematics

maths911:
Group Title
PPC shows economy which uses two factor input, capital and labour. The amount of capital allocated to both X and Y are fixed.
Why does the …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

maths911:
Group Title
determine diagramatically and explain how the market
1) for organically grown aubergines will be affected if the cost of natural fertili…
 updated one year ago
 No Medals Yet
Mathematics

maths911:
Group Title
A train usually covers a journey of 240 km at a steady speed of v km h 1 . One day, due to adverse weather condition , it reduces its speed…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

maths911:
Group Title
Alice takes part in a crossword puzzle in a newspaper everyday except Sunday. She can solve on average, 7 of the puzzles.
What is the me…
 updated 2 years ago
 20 replies
 2 Medals
Mathematics

maths911:
Group Title
Help. diagram shows a circle PQRS with centre O and radius 10cm. PQTS is a sector of a circle with centre P that INSCRIBED in the circle PQR…
 updated 2 years ago
 26 replies
 5 Medals
Mathematics

maths911:
Group Title
How do i know if the bulb will light up at normal brightness??
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

maths911:
Group Title
1.3g of hydrocarbon contain 0.1g of hydrogen.
6 dm^3 of this hydrocarbon has a retriceof 6.5 g at room conditions . What is its molecular …
 updated 2 years ago
 No Medals Yet
Mathematics

maths911:
Group Title
Which one is correct
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

maths911:
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Electrolysis
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

maths911:
Group Title
How to convert cm Hg to N m^2
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

maths911:
Group Title
A stone is thrown vertically upwards with an initial velocity of 25ms^1 . Find the height that is reached by this stone after 3s. (Accelera…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

maths911:
Group Title
Aaeon measures the distance between two parallel walls that are close to one another. He finds that the distance between the two walls is 2m…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

maths911:
Group Title
The electromotive force and the internal resistance of the cell used in the circuit are 1.5 V and 0.50 ohm respectively.
A voltmeter is c…
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

maths911:
Group Title
Which of the following bulbs, if faulty, will cause three other bulbs not lighting up? Why. Please explain.
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

maths911:
Group Title
The distance between the boy and the plane mirror is 1m. He sees the image in the mirror. Is the distance between the image and him is 5m. C…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

maths911:
Group Title
How do I know which design consist of concave or convex?
 updated 2 years ago
 No Medals Yet
Mathematics

maths911:
Group Title
How to draw astronomical telescope lenses?
HELP!
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

maths911:
Group Title
A curve has a gradient function px^24x where p is a constant. The tangent to the curve at the point (1,3) is parallel to the straight line…
 updated 2 years ago
 13 replies
 3 Medals
Mathematics

maths911:
Group Title
When a 5N force is applied on a 12 cm long spring. its length becomes 14 cm. Calculate the amount of potential energy stored in the spring …
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

maths911:
Group Title
A 4000kg lorry is moving with a constant velocity of 30ms^1 . The driver of the lorry then decelerates with 0.5ms^1 . Calculate the energy…
 updated 2 years ago
 10 replies
 1 Medal
Mathematics

maths911:
Group Title
Calculate the resultant force acting on the object?
 updated 2 years ago
 10 replies
 3 Medals
Mathematics

maths911:
Group Title
A 1200W kettle is filled with 0.5 kg of water at 28 degree Celcius, it is turned on until the water boils. What is the time taken to boil th…
 updated 2 years ago
 8 replies
 2 Medals
Mathematics

maths911:
Group Title
160g of alcohol is mixed with 500cm^3 of water . The volume of the mixture becomes 690cm^3 and density of water is 1 gcm^3. What is the den…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

maths911:
Group Title
What is electropositivity and electronegativity? Between group 1 and group 17, which is electropositive and electronegative?
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

maths911:
Group Title
Given y=8/(x+1) , express approx change in y in term of m when x changes from 3 to (3m) where m is a small value.
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

maths911:
Group Title
The gradient to the curve y=2x^2+x1 at point A is the perpendicular to the straight line 5y=x. find coordinate of A.
 updated 2 years ago
 8 replies
 1 Medal
Mathematics
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