Intermediate June 2022 Unit 1 Q4
4. Imran is 9 years older than Glyn.
Glyn is twice as old as Sheila.
The sum of the three ages is 49 years.
How old are Imran, Glyn and Sheila? [3]
Imran = ………… years old. Glyn = ………… years old. Sheila = ………… years old.
| Scheme | Marks | Comments |
|---|---|---|
| Imran = 25 (years old) Glyn = 16 (years old) Sheila = 8 (years old) | B3 | Values in the answer space take precedence. If answer spaces are left blank allow unambiguous indication of their answers. Note: Check for the required conditions being met and not the individual numbers. Required conditions (or equivalent) are: I + G + S = 49 I = G + 9 G = 2 × S A condition must be met using non-negative ages, otherwise B0. B3 all three conditions correct. B2 for two conditions correct. B1 for one condition correct. If answer spaces are left blank, but 25,16 and 8 clearly indicated, but unlabelled and
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