Answer: 300 Centimeters
Step-by-step explanation: 1 meter is 100 cenimeters so you multiply the number of meters by 100 to get it into centimeters so 3 * 100 = 300
115x + 500 = 2685
115x = 2185
x = 19
19 club members
10 10 10 1 is 31 split into three tens and one one. I'm guessing this is what you meant.