The sum of 15 consecutive odd numbers equals 2001. What is the largest odd number?
Let's say: the first odd number is x, then the following odd numbers are x + 2, x + 4, x + 6 X + 26, x + 28, so 15 odd numbers add up to 15x + 210. If it is equal to 2001, then 15x + 210 = 2001. If 15x = 2001-210, then 15x = 1791, then you can