4MA0 Foundation January 2016 Paper 2R Q16
16 Ying eats some yoghurt.
Ying’s recommended number of calories each day is 2500
The yoghurt contains 175 calories.
(a) Write 175 as a fraction of 2500
Give your fraction in its simplest form. (2)
Give your fraction in its simplest form. (2)
The yoghurt contains 192 mg of calcium.
This is 16% of the total amount of calcium that Ying should have each day.
(b) Work out the total amount of calcium that Ying should have each day. (3)
| Scheme | Marks |
|---|---|
| M1 | |
| \(\dfrac{7}{100}\) | A1 |
| (2) |
Notes
M1: for \(\dfrac{175}{2500}\) oe
| Scheme | Marks |
|---|---|
| \(0.16x = 192\) or 16% = 192 oe or \(\dfrac{192}{16}\) (= 12) | M1 |
| \(\dfrac{192}{0.16}\) or \(\dfrac{192}{16} \times 100\) oe | M1 |
| 1200 | A1 |
| (3) | |
| Total 5 marks |