Question
The chairs in a lecture theatre were arranged in rows. Each row had the same number of chairs. Nick and Joelle sat side by side. There were 8 chairs to his left and 7 chairs to her right. There were 4 chairs in front of him and 5 chairs behind her. How many chairs were there in the lecture theatre?
4 m

Click button first when a symbol is required. X

The chairs in a lecture theatre were arranged in rows. Each row had the same number of chairs. Nick and Joelle sat side by side. There were 8 chairs to his left and 7 chairs to her right. There were 4 chairs in front of him and 5 chairs behind her. How many chairs were there in the lecture theatre?