Q: For a wedding, chairs were arranged in 7 rows with 12 chairs in each row. Some people arrived late and grabbed 11 extra chairs, placing them at the back. How many chairs were there altogether?
user


A: At first, there were 7*12=<<7*12=84>>84 chairs.
Later, there were 84+11=<<84+11=95>>95 chairs altogether. The answer is  95.
assistant