Question
PSLE
Cathy had 5a lemons. She bought another 5 lemons and gave 2a lemons to her neighbours. Cathy's sons then ate half of the remaining lemons. How many lemons had she left? Give your answer in terms of a in the simplest form.
2 m

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PSLE
Cathy had 5a lemons. She bought another 5 lemons and gave 2a lemons to her neighbours. Cathy's sons then ate half of the remaining lemons. How many lemons had she left? Give your answer in terms of a in the simplest form.