Foundation June 2017 Paper 3 Q5
5
(a) Find the value of \(3a + 2b\) when \(a = 16\) and \(b = 7\). [2]
(b) Use the formula\[v = u + at\]
to find the final velocity, when
- the initial velocity is 2 m/s
- the acceleration is 1.5 m/s\(^2\)
- the time is 6 seconds.
[2]
(c) Make \(d\) the subject of this formula.\[c = 7d\]
[1]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 62 cao | 2 | B1 for 48 or 14 or M1 for \(3 \times 16 + 2 \times 7\) | |
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 11 cao | 2 | M1 for \(2 + 6 \times 1.5\) If 0 scored SC1 for answer \(-7\) | |
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(d = \dfrac{c}{7}\) oe | 1 | Accept \(d = c \div 7\) and \(\dfrac{c}{7} = d\) | \(\dfrac{c}{7}\) or \(c \div 7\) with no subject scores 0 |