Foundation November 2021 Paper 1 Q15
15. When they were students, Paige and Anja had part-time jobs.
(a)
One week, Paige earned £51 at a rate of £8.50 per hour.
For how many hours did Paige work? [2]
(b)
Anja worked as a carer at weekends.
Her rate of pay for the daytime was £12 per hour.
Her rate of pay for the night-time was £9 per hour.
(i) How much did Anja earn for working 20 daytime hours and 10 night-time hours? [2]
(ii)
Last weekend, her total daytime pay and her total night-time pay were in the ratio
total daytime pay : total night-time pay = 4 : 1.
She earned a total of £360.
How many night-time hours did she work last weekend? [3]
| Scheme | Marks | Comments |
|---|---|---|
| 51 ÷ 8.50 si | M1 | May be implied by e.g. a build-up method adding 6 lots of 8.5(0) or 6 × 8.5(0) = 51(.00) |
| 6 | A1 |
| Scheme | Marks | Comments |
|---|---|---|
| (i) 12 × 20 + 9 × 10 | M1 | May be in stages |
| (£)330(.00) | A1 | If no marks award SC1 for 240 and 90 seen |
| (ii) 360 ÷ (4 + 1) | M1 | |
| 72 | A1 | Ignore any units if stated; may be in ratio 288 : 72 |
| (72 ÷ 9 =) 8 (hours) | A1 | CAO |
| (7) |