Foundation November 2022 Paper 3 Q6
6
(a) Write 28 : 70 as a ratio in its simplest form.
.................... : .................... [2]
(b) A map has a scale of 8 centimetres represents 1 metre.
The scale can be written as a ratio in the form 1 : \(n\).
The scale can be written as a ratio in the form 1 : \(n\).
Find the value of \(n\).
\(n =\) .................... [2]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 2 : 5 | 2 | M1 for 14 : 35 or 4 : 10 or 1 : 2.5 or 0.4 : 1 If 0 scored, SC1 for answer 5 : 2 | Ignore incorrect cancellation once a correct, partially simplified ratio seen Ratio must have colon and not “to” or comma |
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 12.5 | 2 | M1 for any correct ratio not 1 : ... or statement 8 cm = 100 cm oe or (figs 10) \(\div\) 8 or B1 for answer 1 : 12.5 If 0 scored, SC1 for answer [0].125 | e.g. 8 : 100, 4 : 50 or 2 : 25 or 0.08 : 1 |