Index Numbers

Question 5: Table below shows the prices, the price indices and the proportion of four materials, A, B, C and D used in the production of a type of bag. Material Price (RM) for the year Price index in the year 2014 based on the year 2011 Proportion 2011 2014 A x 7.20 120 7 B 8.00 9.20 115 3 … Read more

Question 4: Table below shows the prices and the price indices for the four ingredients P, Q, R and S, used in making biscuits of a particular kind.  Diagram below is a pie chart which represents the relative amount of the ingredients P, Q, R and S, used in making biscuits. (a) Find the value of x, y and z. … Read more

Question 3: Diagram below is a bar chart indicating the weekly cost of the items A, B, C, D and E  for the year 2000. Table below shows the prices and the price indices for the items. (a) Find the value of (i) x (ii) y (iii) z (b) Calculate the composite index for items in … Read more

Question 2: Table shows the prices, the price indices and weightage for four types of stationery A, B, C and D. (a) Find the value of (i) x, (ii) y, (iii)    z. (b) The composite index for the price of the stationery in the year 2009 based on the year 2008 is 118.5. Calculate the … Read more

Question 1:Table below shows the price indices and percentage of usage of four items, P , Q , R and S , which are the main ingredients in the production of a type of toy. (a)  Calculate(i) the price of S in the year 2004 if its price in the year 2007 is RM43.20 ,(ii) the price … Read more

10.2 Composite Index Example 1 Noodle Price index Weightage Fried noodle 112 4 Tomyam noodle 104 3 Seafood noodle 109 2 Wantan noodle 111 1 The above table shows the price indices of a few types of noodles sold at a shop for the year 2000 based on the year 1996 and their respective weightages. … Read more

10.1 Index Number Example 1 The price of the house Sulaiman bought in the year 1998 was RM 110000. In the year 2000, the price of the house went up to RM 130000. Calculate the price index of the house for the year 2000 based on the year 1998. Solution: P 0 = R M 110000 … Read more