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MCQ for Economics Nov 2008 Paper 1 Question 16
Social benefit (sb) = private benefit (pb) + external benefit (eb) consumers' willingness to pay implies pb At 3 units, sb= 240+54=294 At 4 units, sb = 280+68=348 additional sb = 348-294=54 Ans: C -
MCQ for Economics Nov 2008 Paper 1 Question 9
Find the market supply at each price. The market supply is given/found by adding the quantity supplied by each individual firm. This gives 100,140, 200 and 275 units at price 10, 20, 35 and 55 respectively. This shows that the market supply increases from 100 to 200 (doubles) when price changes... -
MCQ for Economics Nov 2008 Paper 1 Question 8
XED= % change in demand of good A/ % change in price of good B = 20%/10% =2 The XED for substitute good is +ve while it is -ve for complementary goods. Ans: A -
Mathematics Grading Query
Don't give up, give ur best effort in S1 and then hope for the best. -
Mathematics Grading Query
Also depends on ur P1 marks. If u have good marks in P1 then about 45 in S1 should help u to get A overall. -
MCQ Novenber 2004 Paper 1 Question 25
U don't need much calculation here. The CPI is increasing and this indicates that inflation is rising all the way till 2001. D, therefore, is the correct option. -
MCQ for Economics June 2007 Paper 1 Question 9
The data given is that of XED. An increase in price of petrol will reduce the demand for cars. For 1200cc, %Δ QD of cars/ %Δ in price of petrol = -.25 therefore, %Δ QD of cars = -.25 x 100 = -25% this implies the sales of 1200cc cars decreased by 10000 x 25% = 2500 unit For... -
MCQ for Economics June 2007 Paper 1 Question 7
The calculation is same as calculating the PED. Here u will have to replace the demand for goods with the demand for the borrowing amount and the price with the interest rate. This gives: % change in borrowed amount/ % in interest rate. The final value is -0.8. Ans: C -
Mathematics Grading Query
Yes, for a-levels, A* is given only in A2. S1 refers to statistics (paper 6) -
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deciding b/w polar and non-polar !!!
(i) A bond is polar when one of the atoms is of greater electronegativity than the other atom. This difference will cause one atom to gain a positive charge and the other negative charge. A bond will be non-polar if the difference in electronegativity is small(e.g C--H), if the bond is formed... -
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KINEMATICS graph mCqS help....
Did u mean, mass (m) x acceleration (a) = time if so, then no of course: unit of mass = kg acceleration = m/s^2 m x a = kg m/s^2 = N (force) since a is constant, f is also constant -
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KINEMATICS graph mCqS help....
For question 1(first question, second attachment): Ek= kinetic energy s= displacement Ek= (1/2)mv^2 =(1/2)m(u^2+ 2as) =(mu^2/2) + (mas) Since the object starts from rest, u=0 and a is constant (so is m) therefore, Ek= mas The graph is a straight line through the origin Ans: C P.S: Correct me... -
HELP!! with inversing Trig functions AS:P
My bad, didn't notice "-3" :P -
HELP!! with inversing Trig functions AS:P
shouldn't it be sin-1((4-x/3) -
How to answer Applied ICT questions
The total mark for the question is 4, so u should write at least 4 valid points to score the full marks. Writing more is optional and u r pretty much safe as long as they r relevant, but u should be very careful with time. Answering 80 marks in 75 minutes requires good time management. -
How to answer Applied ICT questions
I did not understand ur question, but if you only write: u will most probably get zero . Or at max 1. If u had included the inputs to the system (patient information - blood pressure, etc), how this inputted data r processed (analogue converted to digital, compare with pre-set range of... -
Need Applied ICT May/June 2010 source files
I need the source files, mainly of paper 4, of may/june 2010 session.