Question
The average score received by Ivory, Barbara, Betty and Kathy in a recent Chinese test was 86 marks. Ivory and Barbara both got 11p marks each while Betty got half of Kathy's marks. How many marks did Betty score for the test? Express your answer in terms of p.
3 m

Click button first when a symbol is required. X

The average score received by Ivory, Barbara, Betty and Kathy in a recent Chinese test was 86 marks. Ivory and Barbara both got 11p marks each while Betty got half of Kathy's marks. How many marks did Betty score for the test? Express your answer in terms of p.