4MA0 Higher June 2012 Paper 3 Q16
16 The population of India increased by 20% between 1989 and 1999.
The population of India increased by a further 17% between 1999 and 2009.
Calculate the percentage by which the population of India increased between 1989 and 2009.
(3)
| Scheme | Marks |
|---|---|
1.2 × 1.17 or \(\dfrac{120}{100} \times \dfrac{117}{100}\) or 1.404 oe or 140.4 | M2 |
| 40.4 | A1 |
| (Total 3 marks) |
Notes
M2: M1 for 1.2 or \(\dfrac{120}{100}\) or 1.17 or \(\dfrac{117}{100}\)
A1: Also award for 40 if M2 scored
Apart from Questions 9, 13, 18, 20 and 21 (where the mark scheme states otherwise) the correct answer, unless clearly obtained by an incorrect method, should be taken to imply a correct method.