Question
The average score received by Tammy, Shannon, Xuan and Raeann in a recent Chinese test was 80 marks. Tammy and Shannon both got 8t marks each while Xuan got half of Raeann's marks. How many marks did Xuan score for the test? Express your answer in terms of t.
3 m

Click button first when a symbol is required. X

The average score received by Tammy, Shannon, Xuan and Raeann in a recent Chinese test was 80 marks. Tammy and Shannon both got 8t marks each while Xuan got half of Raeann's marks. How many marks did Xuan score for the test? Express your answer in terms of t.