Intermediate November 2019 Unit 1 Q9
9.
(a) Express 60 out of 300 as a percentage. [2]
Answer is …………………… %
(b) Some people were asked a question.
40% of the people answered ‘Yes’.
A sketch of a pie chart showing this information is shown below.
Calculate the size of angle \(x\) so that the pie chart can be drawn accurately. [2]
40% of the people answered ‘Yes’.
A sketch of a pie chart showing this information is shown below.
Calculate the size of angle \(x\) so that the pie chart can be drawn accurately. [2]
Diagram not drawn to scale
\(x =\) …………………… °
| Scheme | Marks | Comments |
|---|---|---|
| \(\dfrac{60}{300} \times 100\) or equivalent | M1 | Allow sight of 20/100, 0·2 for M1. M0 for 60/300 alone. |
| 20(%) | A1 |
| Scheme | Marks | Comments |
|---|---|---|
| 0·4 × 360 or equivalent e.g. \(\dfrac{360}{100} \times 40\) | M1 | |
| 144(°) | A1 |