Foundation June 2023 Unit 2 Q13
13. Alice is 9 years younger than Isaac.
Nadia is one third of Isaac’s age.
Dewi is twice Nadia’s age.
Alice is 27 years old.
What are the ages of Isaac, Nadia and Dewi? [3]
Isaac is …………… years old. Nadia is …………… years old. Dewi is …………… years old.
| Scheme | Marks | Comments |
|---|---|---|
| Answer space takes precedence. | ||
| Isaac 36 | B1 | CAO |
| Nadia 12 | B1 | FT ⅓ of ‘their Isaac’. Allow truncation or rounding where a whole number does not result on FT. |
| Dewi 24 | B1 | FT 2 × ‘their Nadia’. Allow truncation or rounding where a whole number does not result on FT. If no answers are given on answer space, ages must explicitly be identified as a final answer for a possible B1B1B1. |