Foundation November 2021 Paper 1 Q24
24 Working alone, it takes Kevin 4 hours to paint an area of 12 m\(^2\)
Kevin and Steve are going to paint an area of 24 m\(^2\)
Kevin says,
“Working together at the same rate it will take us 8 hours, because 24 is \(2 \times 12\)”
Is he correct?
Tick a box.
- Yes
- No
Give a reason for your answer. [1 mark]
| Answer | Mark | Comments |
|---|---|---|
| No and correct reason | B1 | eg it will still only take 4 hours it will be the same (time) they could do 48 m\(^2\) in that time even though it’s twice the area there are twice as many people |
Additional guidance
| No and there are two people so it won’t take as long (as 8h) | B1 |
| No and it’ll be quicker (than 8h) | B1 |
| No and they’ll do 12 m\(^2\) each | B1 |
| No and it’ll be the same area each | B1 |
| No and it’ll be the same area | B0 |
| No and it depends on how fast Steve works | B0 |
| No and it’ll take 6h | B0 |
| No and it might take them less time | B0 |