Question
The average score received by Fanny, Erika, Elyse and Cathy in a recent Mathematics test was 98 marks. Fanny and Erika both got 10a marks each while Elyse got half of Cathy's marks. How many marks did Elyse score for the test? Express your answer in terms of a.
3 m

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The average score received by Fanny, Erika, Elyse and Cathy in a recent Mathematics test was 98 marks. Fanny and Erika both got 10a marks each while Elyse got half of Cathy's marks. How many marks did Elyse score for the test? Express your answer in terms of a.